1 /*- 2 * Copyright (c) 1992, 1993 Erik Forsberg. 3 * Copyright (c) 1996, 1997 Kazutaka YOKOTA. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 12 * THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED 13 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 14 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 15 * NO EVENT SHALL I BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 16 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 17 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 18 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 19 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 20 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 21 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 22 */ 23 /* 24 * Ported to 386bsd Oct 17, 1992 25 * Sandi Donno, Computer Science, University of Cape Town, South Africa 26 * Please send bug reports to sandi@cs.uct.ac.za 27 * 28 * Thanks are also due to Rick Macklem, rick@snowhite.cis.uoguelph.ca - 29 * although I was only partially successful in getting the alpha release 30 * of his "driver for the Logitech and ATI Inport Bus mice for use with 31 * 386bsd and the X386 port" to work with my Microsoft mouse, I nevertheless 32 * found his code to be an invaluable reference when porting this driver 33 * to 386bsd. 34 * 35 * Further modifications for latest 386BSD+patchkit and port to NetBSD, 36 * Andrew Herbert <andrew@werple.apana.org.au> - 8 June 1993 37 * 38 * Cloned from the Microsoft Bus Mouse driver, also by Erik Forsberg, by 39 * Andrew Herbert - 12 June 1993 40 * 41 * Modified for PS/2 mouse by Charles Hannum <mycroft@ai.mit.edu> 42 * - 13 June 1993 43 * 44 * Modified for PS/2 AUX mouse by Shoji Yuen <yuen@nuie.nagoya-u.ac.jp> 45 * - 24 October 1993 46 * 47 * Hardware access routines and probe logic rewritten by 48 * Kazutaka Yokota <yokota@zodiac.mech.utsunomiya-u.ac.jp> 49 * - 3, 14, 22 October 1996. 50 * - 12 November 1996. IOCTLs and rearranging `psmread', `psmioctl'... 51 * - 14, 30 November 1996. Uses `kbdio.c'. 52 * - 13 December 1996. Uses queuing version of `kbdio.c'. 53 * - January/February 1997. Tweaked probe logic for 54 * HiNote UltraII/Latitude/Armada laptops. 55 * - 30 July 1997. Added APM support. 56 * - 5 March 1997. Defined driver configuration flags (PSM_CONFIG_XXX). 57 * Improved sync check logic. 58 * Vendor specific support routines. 59 */ 60 61 #include <sys/cdefs.h> 62 __FBSDID("$FreeBSD$"); 63 64 #include "opt_isa.h" 65 #include "opt_psm.h" 66 #include "opt_evdev.h" 67 68 #include <sys/param.h> 69 #include <sys/systm.h> 70 #include <sys/kernel.h> 71 #include <sys/module.h> 72 #include <sys/bus.h> 73 #include <sys/conf.h> 74 #include <sys/filio.h> 75 #include <sys/mutex.h> 76 #include <sys/poll.h> 77 #include <sys/sigio.h> 78 #include <sys/signalvar.h> 79 #include <sys/syslog.h> 80 #include <machine/bus.h> 81 #include <sys/rman.h> 82 #include <sys/selinfo.h> 83 #include <sys/sysctl.h> 84 #include <sys/time.h> 85 #include <sys/uio.h> 86 87 #include <sys/limits.h> 88 #include <sys/mouse.h> 89 #include <machine/resource.h> 90 91 #ifdef DEV_ISA 92 #include <isa/isavar.h> 93 #endif 94 95 #ifdef EVDEV_SUPPORT 96 #include <dev/evdev/evdev.h> 97 #include <dev/evdev/input.h> 98 #endif 99 100 #include <dev/atkbdc/atkbdcreg.h> 101 #include <dev/atkbdc/psm.h> 102 103 /* 104 * Driver specific options: the following options may be set by 105 * `options' statements in the kernel configuration file. 106 */ 107 108 /* debugging */ 109 #ifndef PSM_DEBUG 110 #define PSM_DEBUG 0 /* 111 * logging: 0: none, 1: brief, 2: verbose 112 * 3: sync errors, 4: all packets 113 */ 114 #endif 115 #define VLOG(level, args) do { \ 116 if (verbose >= level) \ 117 log args; \ 118 } while (0) 119 120 #ifndef PSM_INPUT_TIMEOUT 121 #define PSM_INPUT_TIMEOUT 2000000 /* 2 sec */ 122 #endif 123 124 #ifndef PSM_TAP_TIMEOUT 125 #define PSM_TAP_TIMEOUT 125000 126 #endif 127 128 #ifndef PSM_TAP_THRESHOLD 129 #define PSM_TAP_THRESHOLD 25 130 #endif 131 132 /* end of driver specific options */ 133 134 #define PSMCPNP_DRIVER_NAME "psmcpnp" 135 136 struct psmcpnp_softc { 137 enum { 138 PSMCPNP_GENERIC, 139 PSMCPNP_FORCEPAD, 140 PSMCPNP_TOPBUTTONPAD, 141 } type; /* Based on PnP ID */ 142 }; 143 144 /* input queue */ 145 #define PSM_BUFSIZE 960 146 #define PSM_SMALLBUFSIZE 240 147 148 /* operation levels */ 149 #define PSM_LEVEL_BASE 0 150 #define PSM_LEVEL_STANDARD 1 151 #define PSM_LEVEL_NATIVE 2 152 #define PSM_LEVEL_MIN PSM_LEVEL_BASE 153 #define PSM_LEVEL_MAX PSM_LEVEL_NATIVE 154 155 /* Active PS/2 multiplexing */ 156 #define PSM_NOMUX (-1) 157 158 /* Logitech PS2++ protocol */ 159 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 160 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 161 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 162 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 163 164 /* ring buffer */ 165 typedef struct ringbuf { 166 int count; /* # of valid elements in the buffer */ 167 int head; /* head pointer */ 168 int tail; /* tail poiner */ 169 u_char buf[PSM_BUFSIZE]; 170 } ringbuf_t; 171 172 /* data buffer */ 173 typedef struct packetbuf { 174 u_char ipacket[16]; /* interim input buffer */ 175 int inputbytes; /* # of bytes in the input buffer */ 176 } packetbuf_t; 177 178 #ifndef PSM_PACKETQUEUE 179 #define PSM_PACKETQUEUE 128 180 #endif 181 182 /* 183 * Synaptics command definitions. 184 */ 185 #define SYNAPTICS_READ_IDENTITY 0x00 186 #define SYNAPTICS_READ_MODES 0x01 187 #define SYNAPTICS_READ_CAPABILITIES 0x02 188 #define SYNAPTICS_READ_MODEL_ID 0x03 189 #define SYNAPTICS_READ_SERIAL_PREFIX 0x06 190 #define SYNAPTICS_READ_SERIAL_SUFFIX 0x07 191 #define SYNAPTICS_READ_RESOLUTIONS 0x08 192 #define SYNAPTICS_READ_EXTENDED 0x09 193 #define SYNAPTICS_READ_CAPABILITIES_CONT 0x0c 194 #define SYNAPTICS_READ_MAX_COORDS 0x0d 195 #define SYNAPTICS_READ_DELUXE_LED 0x0e 196 #define SYNAPTICS_READ_MIN_COORDS 0x0f 197 198 typedef struct synapticsinfo { 199 struct sysctl_ctx_list sysctl_ctx; 200 struct sysctl_oid *sysctl_tree; 201 int directional_scrolls; 202 int two_finger_scroll; 203 int min_pressure; 204 int max_pressure; 205 int max_width; 206 int margin_top; 207 int margin_right; 208 int margin_bottom; 209 int margin_left; 210 int na_top; 211 int na_right; 212 int na_bottom; 213 int na_left; 214 int window_min; 215 int window_max; 216 int multiplicator; 217 int weight_current; 218 int weight_previous; 219 int weight_previous_na; 220 int weight_len_squared; 221 int div_min; 222 int div_max; 223 int div_max_na; 224 int div_len; 225 int tap_max_delta; 226 int tap_min_queue; 227 int taphold_timeout; 228 int vscroll_ver_area; 229 int vscroll_hor_area; 230 int vscroll_min_delta; 231 int vscroll_div_min; 232 int vscroll_div_max; 233 int touchpad_off; 234 int softbuttons_y; 235 int softbutton2_x; 236 int softbutton3_x; 237 int max_x; 238 int max_y; 239 int three_finger_drag; 240 int natural_scroll; 241 } synapticsinfo_t; 242 243 typedef struct synapticspacket { 244 int x; 245 int y; 246 } synapticspacket_t; 247 248 #define SYNAPTICS_PACKETQUEUE 10 249 #define SYNAPTICS_QUEUE_CURSOR(x) \ 250 (x + SYNAPTICS_PACKETQUEUE) % SYNAPTICS_PACKETQUEUE 251 252 #define SYNAPTICS_VERSION_GE(synhw, major, minor) \ 253 ((synhw).infoMajor > (major) || \ 254 ((synhw).infoMajor == (major) && (synhw).infoMinor >= (minor))) 255 256 typedef struct smoother { 257 synapticspacket_t queue[SYNAPTICS_PACKETQUEUE]; 258 int queue_len; 259 int queue_cursor; 260 int start_x; 261 int start_y; 262 int avg_dx; 263 int avg_dy; 264 int squelch_x; 265 int squelch_y; 266 int is_fuzzy; 267 int active; 268 } smoother_t; 269 270 typedef struct gesture { 271 int window_min; 272 int fingers_nb; 273 int tap_button; 274 int in_taphold; 275 int in_vscroll; 276 int zmax; /* maximum pressure value */ 277 struct timeval taptimeout; /* tap timeout for touchpads */ 278 } gesture_t; 279 280 enum { 281 TRACKPOINT_SYSCTL_SENSITIVITY, 282 TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 283 TRACKPOINT_SYSCTL_UPPER_PLATEAU, 284 TRACKPOINT_SYSCTL_BACKUP_RANGE, 285 TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 286 TRACKPOINT_SYSCTL_MINIMUM_DRAG, 287 TRACKPOINT_SYSCTL_UP_THRESHOLD, 288 TRACKPOINT_SYSCTL_THRESHOLD, 289 TRACKPOINT_SYSCTL_JENKS_CURVATURE, 290 TRACKPOINT_SYSCTL_Z_TIME, 291 TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 292 TRACKPOINT_SYSCTL_SKIP_BACKUPS 293 }; 294 295 typedef struct trackpointinfo { 296 struct sysctl_ctx_list sysctl_ctx; 297 struct sysctl_oid *sysctl_tree; 298 int sensitivity; 299 int inertia; 300 int uplateau; 301 int reach; 302 int draghys; 303 int mindrag; 304 int upthresh; 305 int threshold; 306 int jenks; 307 int ztime; 308 int pts; 309 int skipback; 310 } trackpointinfo_t; 311 312 typedef struct finger { 313 int x; 314 int y; 315 int p; 316 int w; 317 int flags; 318 } finger_t; 319 #define PSM_FINGERS 2 /* # of processed fingers */ 320 #define PSM_FINGER_IS_PEN (1<<0) 321 #define PSM_FINGER_FUZZY (1<<1) 322 #define PSM_FINGER_DEFAULT_P tap_threshold 323 #define PSM_FINGER_DEFAULT_W 1 324 #define PSM_FINGER_IS_SET(f) ((f).x != -1 && (f).y != -1 && (f).p != 0) 325 #define PSM_FINGER_RESET(f) do { \ 326 (f) = (finger_t) { .x = -1, .y = -1, .p = 0, .w = 0, .flags = 0 }; \ 327 } while (0) 328 329 typedef struct elantechhw { 330 int hwversion; 331 int fwversion; 332 int sizex; 333 int sizey; 334 int dpmmx; 335 int dpmmy; 336 int ntracesx; 337 int ntracesy; 338 int dptracex; 339 int dptracey; 340 int issemimt; 341 int isclickpad; 342 int hascrc; 343 int hastrackpoint; 344 int haspressure; 345 } elantechhw_t; 346 347 /* minimum versions supported by this driver */ 348 #define ELANTECH_HW_IS_V1(fwver) ((fwver) < 0x020030 || (fwver) == 0x020600) 349 350 #define ELANTECH_MAGIC(magic) \ 351 ((magic)[0] == 0x3c && (magic)[1] == 0x03 && \ 352 ((magic)[2] == 0xc8 || (magic)[2] == 0x00)) 353 354 #define ELANTECH_FW_ID 0x00 355 #define ELANTECH_FW_VERSION 0x01 356 #define ELANTECH_CAPABILITIES 0x02 357 #define ELANTECH_SAMPLE 0x03 358 #define ELANTECH_RESOLUTION 0x04 359 #define ELANTECH_REG_READ 0x10 360 #define ELANTECH_REG_WRITE 0x11 361 #define ELANTECH_REG_RDWR 0x00 362 #define ELANTECH_CUSTOM_CMD 0xf8 363 364 #ifdef EVDEV_SUPPORT 365 #define ELANTECH_MAX_FINGERS 5 366 #else 367 #define ELANTECH_MAX_FINGERS PSM_FINGERS 368 #endif 369 370 #define ELANTECH_FINGER_MAX_P 255 371 #define ELANTECH_FINGER_MAX_W 15 372 #define ELANTECH_FINGER_SET_XYP(pb) (finger_t) { \ 373 .x = (((pb)->ipacket[1] & 0x0f) << 8) | (pb)->ipacket[2], \ 374 .y = (((pb)->ipacket[4] & 0x0f) << 8) | (pb)->ipacket[5], \ 375 .p = ((pb)->ipacket[1] & 0xf0) | (((pb)->ipacket[4] >> 4) & 0x0f), \ 376 .w = PSM_FINGER_DEFAULT_W, \ 377 .flags = 0 \ 378 } 379 380 enum { 381 ELANTECH_PKT_NOP, 382 ELANTECH_PKT_TRACKPOINT, 383 ELANTECH_PKT_V2_COMMON, 384 ELANTECH_PKT_V2_2FINGER, 385 ELANTECH_PKT_V3, 386 ELANTECH_PKT_V4_STATUS, 387 ELANTECH_PKT_V4_HEAD, 388 ELANTECH_PKT_V4_MOTION 389 }; 390 391 #define ELANTECH_PKT_IS_TRACKPOINT(pb) (((pb)->ipacket[3] & 0x0f) == 0x06) 392 #define ELANTECH_PKT_IS_DEBOUNCE(pb, hwversion) ((hwversion) == 4 ? 0 : \ 393 (pb)->ipacket[0] == ((hwversion) == 2 ? 0x84 : 0xc4) && \ 394 (pb)->ipacket[1] == 0xff && (pb)->ipacket[2] == 0xff && \ 395 (pb)->ipacket[3] == 0x02 && (pb)->ipacket[4] == 0xff && \ 396 (pb)->ipacket[5] == 0xff) 397 #define ELANTECH_PKT_IS_V2(pb) \ 398 (((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x0f) == 0x02) 399 #define ELANTECH_PKT_IS_V3_HEAD(pb, hascrc) ((hascrc) ? \ 400 ((pb)->ipacket[3] & 0x09) == 0x08 : \ 401 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0xcf) == 0x02) 402 #define ELANTECH_PKT_IS_V3_TAIL(pb, hascrc) ((hascrc) ? \ 403 ((pb)->ipacket[3] & 0x09) == 0x09 : \ 404 ((pb)->ipacket[0] & 0x0c) == 0x0c && ((pb)->ipacket[3] & 0xce) == 0x0c) 405 #define ELANTECH_PKT_IS_V4(pb, hascrc) ((hascrc) ? \ 406 ((pb)->ipacket[3] & 0x08) == 0x00 : \ 407 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x1c) == 0x10) 408 409 typedef struct elantechaction { 410 finger_t fingers[ELANTECH_MAX_FINGERS]; 411 int mask; 412 int mask_v4wait; 413 } elantechaction_t; 414 415 /* driver control block */ 416 struct psm_softc { /* Driver status information */ 417 int unit; 418 struct selinfo rsel; /* Process selecting for Input */ 419 u_char state; /* Mouse driver state */ 420 int config; /* driver configuration flags */ 421 int flags; /* other flags */ 422 KBDC kbdc; /* handle to access kbd controller */ 423 struct resource *intr; /* IRQ resource */ 424 void *ih; /* interrupt handle */ 425 mousehw_t hw; /* hardware information */ 426 synapticshw_t synhw; /* Synaptics hardware information */ 427 synapticsinfo_t syninfo; /* Synaptics configuration */ 428 smoother_t smoother[PSM_FINGERS]; /* Motion smoothing */ 429 gesture_t gesture; /* Gesture context */ 430 elantechhw_t elanhw; /* Elantech hardware information */ 431 elantechaction_t elanaction; /* Elantech action context */ 432 int tphw; /* TrackPoint hardware information */ 433 trackpointinfo_t tpinfo; /* TrackPoint configuration */ 434 mousemode_t mode; /* operation mode */ 435 mousemode_t dflt_mode; /* default operation mode */ 436 mousestatus_t status; /* accumulated mouse movement */ 437 ringbuf_t queue; /* mouse status queue */ 438 packetbuf_t pqueue[PSM_PACKETQUEUE]; /* mouse data queue */ 439 int pqueue_start; /* start of data in queue */ 440 int pqueue_end; /* end of data in queue */ 441 int button; /* the latest button state */ 442 int xold; /* previous absolute X position */ 443 int yold; /* previous absolute Y position */ 444 int xaverage; /* average X position */ 445 int yaverage; /* average Y position */ 446 int squelch; /* level to filter movement at low speed */ 447 int syncerrors; /* # of bytes discarded to synchronize */ 448 int pkterrors; /* # of packets failed during quaranteen. */ 449 int fpcount; /* forcePad valid packet counter */ 450 struct timeval inputtimeout; 451 struct timeval lastsoftintr; /* time of last soft interrupt */ 452 struct timeval lastinputerr; /* time last sync error happened */ 453 struct timeval idletimeout; 454 packetbuf_t idlepacket; /* packet to send after idle timeout */ 455 int watchdog; /* watchdog timer flag */ 456 struct callout callout; /* watchdog timer call out */ 457 struct callout softcallout; /* buffer timer call out */ 458 struct cdev *dev; 459 struct cdev *bdev; 460 int lasterr; 461 int cmdcount; 462 struct sigio *async; /* Processes waiting for SIGIO */ 463 int extended_buttons; 464 int muxport; /* MUX port with attached Synaptics */ 465 u_char muxsave[3]; /* 3->6 byte proto conversion buffer */ 466 int muxtpbuttons; /* Touchpad button state */ 467 int muxmsbuttons; /* Mouse (trackpoint) button state */ 468 struct timeval muxmidtimeout; /* middle button supression timeout */ 469 int muxsinglesyna; /* Probe result of single Synaptics */ 470 #ifdef EVDEV_SUPPORT 471 struct evdev_dev *evdev_a; /* Absolute reporting device */ 472 struct evdev_dev *evdev_r; /* Relative reporting device */ 473 #endif 474 }; 475 static devclass_t psm_devclass; 476 477 /* driver state flags (state) */ 478 #define PSM_VALID 0x80 479 #define PSM_OPEN 1 /* Device is open */ 480 #define PSM_ASLP 2 /* Waiting for mouse data */ 481 #define PSM_SOFTARMED 4 /* Software interrupt armed */ 482 #define PSM_NEED_SYNCBITS 8 /* Set syncbits using next data pkt */ 483 #define PSM_EV_OPEN_R 0x10 /* Relative evdev device is open */ 484 #define PSM_EV_OPEN_A 0x20 /* Absolute evdev device is open */ 485 486 /* driver configuration flags (config) */ 487 #define PSM_CONFIG_RESOLUTION 0x000f /* resolution */ 488 #define PSM_CONFIG_ACCEL 0x00f0 /* acceleration factor */ 489 #define PSM_CONFIG_NOCHECKSYNC 0x0100 /* disable sync. test */ 490 #define PSM_CONFIG_NOIDPROBE 0x0200 /* disable mouse model probe */ 491 #define PSM_CONFIG_NORESET 0x0400 /* don't reset the mouse */ 492 #define PSM_CONFIG_FORCETAP 0x0800 /* assume `tap' action exists */ 493 #define PSM_CONFIG_IGNPORTERROR 0x1000 /* ignore error in aux port test */ 494 #define PSM_CONFIG_HOOKRESUME 0x2000 /* hook the system resume event */ 495 #define PSM_CONFIG_INITAFTERSUSPEND 0x4000 /* init the device at the resume event */ 496 497 #define PSM_CONFIG_FLAGS \ 498 (PSM_CONFIG_RESOLUTION | \ 499 PSM_CONFIG_ACCEL | \ 500 PSM_CONFIG_NOCHECKSYNC | \ 501 PSM_CONFIG_NOIDPROBE | \ 502 PSM_CONFIG_NORESET | \ 503 PSM_CONFIG_FORCETAP | \ 504 PSM_CONFIG_IGNPORTERROR | \ 505 PSM_CONFIG_HOOKRESUME | \ 506 PSM_CONFIG_INITAFTERSUSPEND) 507 508 /* other flags (flags) */ 509 #define PSM_FLAGS_FINGERDOWN 0x0001 /* VersaPad finger down */ 510 511 #define kbdcp(p) ((atkbdc_softc_t *)(p)) 512 #define ALWAYS_RESTORE_CONTROLLER(kbdc) !(kbdcp(kbdc)->quirks \ 513 & KBDC_QUIRK_KEEP_ACTIVATED) 514 515 /* Tunables */ 516 static int tap_enabled = -1; 517 static int verbose = PSM_DEBUG; 518 static int synaptics_support = 1; 519 static int trackpoint_support = 1; 520 static int elantech_support = 1; 521 static int mux_disabled = -1; 522 523 /* for backward compatibility */ 524 #define OLD_MOUSE_GETHWINFO _IOR('M', 1, old_mousehw_t) 525 #define OLD_MOUSE_GETMODE _IOR('M', 2, old_mousemode_t) 526 #define OLD_MOUSE_SETMODE _IOW('M', 3, old_mousemode_t) 527 528 typedef struct old_mousehw { 529 int buttons; 530 int iftype; 531 int type; 532 int hwid; 533 } old_mousehw_t; 534 535 typedef struct old_mousemode { 536 int protocol; 537 int rate; 538 int resolution; 539 int accelfactor; 540 } old_mousemode_t; 541 542 #define SYN_OFFSET(field) offsetof(struct psm_softc, syninfo.field) 543 enum { 544 SYNAPTICS_SYSCTL_MIN_PRESSURE = SYN_OFFSET(min_pressure), 545 SYNAPTICS_SYSCTL_MAX_PRESSURE = SYN_OFFSET(max_pressure), 546 SYNAPTICS_SYSCTL_MAX_WIDTH = SYN_OFFSET(max_width), 547 SYNAPTICS_SYSCTL_MARGIN_TOP = SYN_OFFSET(margin_top), 548 SYNAPTICS_SYSCTL_MARGIN_RIGHT = SYN_OFFSET(margin_right), 549 SYNAPTICS_SYSCTL_MARGIN_BOTTOM = SYN_OFFSET(margin_bottom), 550 SYNAPTICS_SYSCTL_MARGIN_LEFT = SYN_OFFSET(margin_left), 551 SYNAPTICS_SYSCTL_NA_TOP = SYN_OFFSET(na_top), 552 SYNAPTICS_SYSCTL_NA_RIGHT = SYN_OFFSET(na_right), 553 SYNAPTICS_SYSCTL_NA_BOTTOM = SYN_OFFSET(na_bottom), 554 SYNAPTICS_SYSCTL_NA_LEFT = SYN_OFFSET(na_left), 555 SYNAPTICS_SYSCTL_WINDOW_MIN = SYN_OFFSET(window_min), 556 SYNAPTICS_SYSCTL_WINDOW_MAX = SYN_OFFSET(window_max), 557 SYNAPTICS_SYSCTL_MULTIPLICATOR = SYN_OFFSET(multiplicator), 558 SYNAPTICS_SYSCTL_WEIGHT_CURRENT = SYN_OFFSET(weight_current), 559 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS = SYN_OFFSET(weight_previous), 560 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA = SYN_OFFSET(weight_previous_na), 561 SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED = SYN_OFFSET(weight_len_squared), 562 SYNAPTICS_SYSCTL_DIV_MIN = SYN_OFFSET(div_min), 563 SYNAPTICS_SYSCTL_DIV_MAX = SYN_OFFSET(div_max), 564 SYNAPTICS_SYSCTL_DIV_MAX_NA = SYN_OFFSET(div_max_na), 565 SYNAPTICS_SYSCTL_DIV_LEN = SYN_OFFSET(div_len), 566 SYNAPTICS_SYSCTL_TAP_MAX_DELTA = SYN_OFFSET(tap_max_delta), 567 SYNAPTICS_SYSCTL_TAP_MIN_QUEUE = SYN_OFFSET(tap_min_queue), 568 SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT = SYN_OFFSET(taphold_timeout), 569 SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA = SYN_OFFSET(vscroll_hor_area), 570 SYNAPTICS_SYSCTL_VSCROLL_VER_AREA = SYN_OFFSET(vscroll_ver_area), 571 SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA = SYN_OFFSET(vscroll_min_delta), 572 SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN = SYN_OFFSET(vscroll_div_min), 573 SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX = SYN_OFFSET(vscroll_div_max), 574 SYNAPTICS_SYSCTL_TOUCHPAD_OFF = SYN_OFFSET(touchpad_off), 575 SYNAPTICS_SYSCTL_SOFTBUTTONS_Y = SYN_OFFSET(softbuttons_y), 576 SYNAPTICS_SYSCTL_SOFTBUTTON2_X = SYN_OFFSET(softbutton2_x), 577 SYNAPTICS_SYSCTL_SOFTBUTTON3_X = SYN_OFFSET(softbutton3_x), 578 SYNAPTICS_SYSCTL_THREE_FINGER_DRAG = SYN_OFFSET(three_finger_drag), 579 SYNAPTICS_SYSCTL_NATURAL_SCROLL = SYN_OFFSET(natural_scroll), 580 #define SYNAPTICS_SYSCTL_LAST SYNAPTICS_SYSCTL_NATURAL_SCROLL 581 }; 582 583 /* packet formatting function */ 584 typedef int packetfunc_t(struct psm_softc *, u_char *, int *, int, 585 mousestatus_t *); 586 587 /* function prototypes */ 588 static void psmidentify(driver_t *, device_t); 589 static int psmprobe(device_t); 590 static int psmattach(device_t); 591 static int psmdetach(device_t); 592 static int psmresume(device_t); 593 594 static d_open_t psm_cdev_open; 595 static d_close_t psm_cdev_close; 596 static d_read_t psmread; 597 static d_write_t psmwrite; 598 static d_ioctl_t psmioctl; 599 static d_poll_t psmpoll; 600 601 static int psmopen(struct psm_softc *); 602 static int psmclose(struct psm_softc *); 603 604 #ifdef EVDEV_SUPPORT 605 static evdev_open_t psm_ev_open_r; 606 static evdev_close_t psm_ev_close_r; 607 static evdev_open_t psm_ev_open_a; 608 static evdev_close_t psm_ev_close_a; 609 #endif 610 611 static int enable_aux_dev(KBDC); 612 static int disable_aux_dev(KBDC); 613 static int get_mouse_status(KBDC, int *, int, int); 614 static int get_aux_id(KBDC); 615 static int set_mouse_sampling_rate(KBDC, int); 616 static int set_mouse_scaling(KBDC, int); 617 static int set_mouse_resolution(KBDC, int); 618 static int set_mouse_mode(KBDC); 619 static int get_mouse_buttons(KBDC); 620 static int is_a_mouse(int); 621 static void recover_from_error(KBDC); 622 static int restore_controller(KBDC, int); 623 static int doinitialize(struct psm_softc *, mousemode_t *); 624 static int doopen(struct psm_softc *, int); 625 static int reinitialize(struct psm_softc *, int); 626 static char *model_name(int); 627 static void psmsoftintr(void *); 628 static void psmsoftintridle(void *); 629 static void psmintr(void *); 630 static void psmtimeout(void *); 631 static int timeelapsed(const struct timeval *, int, int, 632 const struct timeval *); 633 static void dropqueue(struct psm_softc *); 634 static void flushpackets(struct psm_softc *); 635 static void proc_mmanplus(struct psm_softc *, packetbuf_t *, 636 mousestatus_t *, int *, int *, int *); 637 static int proc_synaptics(struct psm_softc *, packetbuf_t *, 638 mousestatus_t *, int *, int *, int *); 639 static int proc_synaptics_mux(struct psm_softc *, packetbuf_t *); 640 static void proc_versapad(struct psm_softc *, packetbuf_t *, 641 mousestatus_t *, int *, int *, int *); 642 static int proc_elantech(struct psm_softc *, packetbuf_t *, 643 mousestatus_t *, int *, int *, int *); 644 static int psmpalmdetect(struct psm_softc *, finger_t *, int); 645 static void psmgestures(struct psm_softc *, finger_t *, int, 646 mousestatus_t *); 647 static void psmsmoother(struct psm_softc *, finger_t *, int, 648 mousestatus_t *, int *, int *); 649 static int tame_mouse(struct psm_softc *, packetbuf_t *, mousestatus_t *, 650 u_char *); 651 652 /* vendor specific features */ 653 enum probearg { PROBE, REINIT }; 654 typedef int probefunc_t(struct psm_softc *, enum probearg); 655 656 static int mouse_id_proc1(KBDC, int, int, int *); 657 static int mouse_ext_command(KBDC, int); 658 659 static probefunc_t enable_groller; 660 static probefunc_t enable_gmouse; 661 static probefunc_t enable_aglide; 662 static probefunc_t enable_kmouse; 663 static probefunc_t enable_msexplorer; 664 static probefunc_t enable_msintelli; 665 static probefunc_t enable_4dmouse; 666 static probefunc_t enable_4dplus; 667 static probefunc_t enable_mmanplus; 668 static probefunc_t enable_synaptics; 669 static probefunc_t enable_synaptics_mux; 670 static probefunc_t enable_single_synaptics_mux; 671 static probefunc_t enable_trackpoint; 672 static probefunc_t enable_versapad; 673 static probefunc_t enable_elantech; 674 675 static void set_trackpoint_parameters(struct psm_softc *sc); 676 static void synaptics_passthrough_on(struct psm_softc *sc); 677 static void synaptics_passthrough_off(struct psm_softc *sc); 678 static int synaptics_preferred_mode(struct psm_softc *sc); 679 static void synaptics_set_mode(struct psm_softc *sc, int mode_byte); 680 681 static struct { 682 int model; 683 u_char syncmask; 684 int packetsize; 685 probefunc_t *probefunc; 686 } vendortype[] = { 687 /* 688 * WARNING: the order of probe is very important. Don't mess it 689 * unless you know what you are doing. 690 */ 691 { MOUSE_MODEL_SYNAPTICS, /* Synaptics + mouse on Active Mux */ 692 0x00, MOUSE_PS2_PACKETSIZE, enable_synaptics_mux }, 693 { MOUSE_MODEL_SYNAPTICS, /* Single Synaptics on Active Mux */ 694 0xc0, MOUSE_SYNAPTICS_PACKETSIZE, enable_single_synaptics_mux }, 695 { MOUSE_MODEL_NET, /* Genius NetMouse */ 696 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_gmouse }, 697 { MOUSE_MODEL_NETSCROLL, /* Genius NetScroll */ 698 0xc8, 6, enable_groller }, 699 { MOUSE_MODEL_MOUSEMANPLUS, /* Logitech MouseMan+ */ 700 0x08, MOUSE_PS2_PACKETSIZE, enable_mmanplus }, 701 { MOUSE_MODEL_EXPLORER, /* Microsoft IntelliMouse Explorer */ 702 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msexplorer }, 703 { MOUSE_MODEL_4D, /* A4 Tech 4D Mouse */ 704 0x08, MOUSE_4D_PACKETSIZE, enable_4dmouse }, 705 { MOUSE_MODEL_4DPLUS, /* A4 Tech 4D+ Mouse */ 706 0xc8, MOUSE_4DPLUS_PACKETSIZE, enable_4dplus }, 707 { MOUSE_MODEL_SYNAPTICS, /* Synaptics Touchpad */ 708 0xc0, MOUSE_SYNAPTICS_PACKETSIZE, enable_synaptics }, 709 { MOUSE_MODEL_ELANTECH, /* Elantech Touchpad */ 710 0x04, MOUSE_ELANTECH_PACKETSIZE, enable_elantech }, 711 { MOUSE_MODEL_INTELLI, /* Microsoft IntelliMouse */ 712 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msintelli }, 713 { MOUSE_MODEL_GLIDEPOINT, /* ALPS GlidePoint */ 714 0xc0, MOUSE_PS2_PACKETSIZE, enable_aglide }, 715 { MOUSE_MODEL_THINK, /* Kensington ThinkingMouse */ 716 0x80, MOUSE_PS2_PACKETSIZE, enable_kmouse }, 717 { MOUSE_MODEL_VERSAPAD, /* Interlink electronics VersaPad */ 718 0xe8, MOUSE_PS2VERSA_PACKETSIZE, enable_versapad }, 719 { MOUSE_MODEL_TRACKPOINT, /* IBM/Lenovo TrackPoint */ 720 0xc0, MOUSE_PS2_PACKETSIZE, enable_trackpoint }, 721 { MOUSE_MODEL_GENERIC, 722 0xc0, MOUSE_PS2_PACKETSIZE, NULL }, 723 }; 724 #define GENERIC_MOUSE_ENTRY (nitems(vendortype) - 1) 725 726 /* device driver declarateion */ 727 static device_method_t psm_methods[] = { 728 /* Device interface */ 729 DEVMETHOD(device_identify, psmidentify), 730 DEVMETHOD(device_probe, psmprobe), 731 DEVMETHOD(device_attach, psmattach), 732 DEVMETHOD(device_detach, psmdetach), 733 DEVMETHOD(device_resume, psmresume), 734 { 0, 0 } 735 }; 736 737 static driver_t psm_driver = { 738 PSM_DRIVER_NAME, 739 psm_methods, 740 sizeof(struct psm_softc), 741 }; 742 743 static struct cdevsw psm_cdevsw = { 744 .d_version = D_VERSION, 745 .d_flags = D_NEEDGIANT, 746 .d_open = psm_cdev_open, 747 .d_close = psm_cdev_close, 748 .d_read = psmread, 749 .d_write = psmwrite, 750 .d_ioctl = psmioctl, 751 .d_poll = psmpoll, 752 .d_name = PSM_DRIVER_NAME, 753 }; 754 755 #ifdef EVDEV_SUPPORT 756 static const struct evdev_methods psm_ev_methods_r = { 757 .ev_open = psm_ev_open_r, 758 .ev_close = psm_ev_close_r, 759 }; 760 static const struct evdev_methods psm_ev_methods_a = { 761 .ev_open = psm_ev_open_a, 762 .ev_close = psm_ev_close_a, 763 }; 764 #endif 765 766 /* device I/O routines */ 767 static int 768 enable_aux_dev(KBDC kbdc) 769 { 770 int res; 771 772 res = send_aux_command(kbdc, PSMC_ENABLE_DEV); 773 VLOG(2, (LOG_DEBUG, "psm: ENABLE_DEV return code:%04x\n", res)); 774 775 return (res == PSM_ACK); 776 } 777 778 static int 779 disable_aux_dev(KBDC kbdc) 780 { 781 int res; 782 783 res = send_aux_command(kbdc, PSMC_DISABLE_DEV); 784 VLOG(2, (LOG_DEBUG, "psm: DISABLE_DEV return code:%04x\n", res)); 785 786 return (res == PSM_ACK); 787 } 788 789 static int 790 get_mouse_status(KBDC kbdc, int *status, int flag, int len) 791 { 792 int cmd; 793 int res; 794 int i; 795 796 switch (flag) { 797 case 0: 798 default: 799 cmd = PSMC_SEND_DEV_STATUS; 800 break; 801 case 1: 802 cmd = PSMC_SEND_DEV_DATA; 803 break; 804 } 805 empty_aux_buffer(kbdc, 5); 806 res = send_aux_command(kbdc, cmd); 807 VLOG(2, (LOG_DEBUG, "psm: SEND_AUX_DEV_%s return code:%04x\n", 808 (flag == 1) ? "DATA" : "STATUS", res)); 809 if (res != PSM_ACK) 810 return (0); 811 812 for (i = 0; i < len; ++i) { 813 status[i] = read_aux_data(kbdc); 814 if (status[i] < 0) 815 break; 816 } 817 if (len >= 3) { 818 for (; i < 3; ++i) 819 status[i] = 0; 820 VLOG(1, (LOG_DEBUG, "psm: %s %02x %02x %02x\n", 821 (flag == 1) ? "data" : "status", status[0], status[1], status[2])); 822 } 823 824 return (i); 825 } 826 827 static int 828 get_aux_id(KBDC kbdc) 829 { 830 int res; 831 int id; 832 833 empty_aux_buffer(kbdc, 5); 834 res = send_aux_command(kbdc, PSMC_SEND_DEV_ID); 835 VLOG(2, (LOG_DEBUG, "psm: SEND_DEV_ID return code:%04x\n", res)); 836 if (res != PSM_ACK) 837 return (-1); 838 839 /* 10ms delay */ 840 DELAY(10000); 841 842 id = read_aux_data(kbdc); 843 VLOG(2, (LOG_DEBUG, "psm: device ID: %04x\n", id)); 844 845 return (id); 846 } 847 848 static int 849 set_mouse_sampling_rate(KBDC kbdc, int rate) 850 { 851 int res; 852 853 res = send_aux_command_and_data(kbdc, PSMC_SET_SAMPLING_RATE, rate); 854 VLOG(2, (LOG_DEBUG, "psm: SET_SAMPLING_RATE (%d) %04x\n", rate, res)); 855 856 return ((res == PSM_ACK) ? rate : -1); 857 } 858 859 static int 860 set_mouse_scaling(KBDC kbdc, int scale) 861 { 862 int res; 863 864 switch (scale) { 865 case 1: 866 default: 867 scale = PSMC_SET_SCALING11; 868 break; 869 case 2: 870 scale = PSMC_SET_SCALING21; 871 break; 872 } 873 res = send_aux_command(kbdc, scale); 874 VLOG(2, (LOG_DEBUG, "psm: SET_SCALING%s return code:%04x\n", 875 (scale == PSMC_SET_SCALING21) ? "21" : "11", res)); 876 877 return (res == PSM_ACK); 878 } 879 880 /* `val' must be 0 through PSMD_MAX_RESOLUTION */ 881 static int 882 set_mouse_resolution(KBDC kbdc, int val) 883 { 884 int res; 885 886 res = send_aux_command_and_data(kbdc, PSMC_SET_RESOLUTION, val); 887 VLOG(2, (LOG_DEBUG, "psm: SET_RESOLUTION (%d) %04x\n", val, res)); 888 889 return ((res == PSM_ACK) ? val : -1); 890 } 891 892 /* 893 * NOTE: once `set_mouse_mode()' is called, the mouse device must be 894 * re-enabled by calling `enable_aux_dev()' 895 */ 896 static int 897 set_mouse_mode(KBDC kbdc) 898 { 899 int res; 900 901 res = send_aux_command(kbdc, PSMC_SET_STREAM_MODE); 902 VLOG(2, (LOG_DEBUG, "psm: SET_STREAM_MODE return code:%04x\n", res)); 903 904 return (res == PSM_ACK); 905 } 906 907 static int 908 get_mouse_buttons(KBDC kbdc) 909 { 910 int c = 2; /* assume two buttons by default */ 911 int status[3]; 912 913 /* 914 * NOTE: a special sequence to obtain Logitech Mouse specific 915 * information: set resolution to 25 ppi, set scaling to 1:1, set 916 * scaling to 1:1, set scaling to 1:1. Then the second byte of the 917 * mouse status bytes is the number of available buttons. 918 * Some manufactures also support this sequence. 919 */ 920 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 921 return (c); 922 if (set_mouse_scaling(kbdc, 1) && set_mouse_scaling(kbdc, 1) && 923 set_mouse_scaling(kbdc, 1) && 924 get_mouse_status(kbdc, status, 0, 3) >= 3 && status[1] != 0) 925 return (status[1]); 926 return (c); 927 } 928 929 /* misc subroutines */ 930 /* 931 * Someday, I will get the complete list of valid pointing devices and 932 * their IDs... XXX 933 */ 934 static int 935 is_a_mouse(int id) 936 { 937 #if 0 938 static int valid_ids[] = { 939 PSM_MOUSE_ID, /* mouse */ 940 PSM_BALLPOINT_ID, /* ballpoint device */ 941 PSM_INTELLI_ID, /* Intellimouse */ 942 PSM_EXPLORER_ID, /* Intellimouse Explorer */ 943 -1 /* end of table */ 944 }; 945 int i; 946 947 for (i = 0; valid_ids[i] >= 0; ++i) 948 if (valid_ids[i] == id) 949 return (TRUE); 950 return (FALSE); 951 #else 952 return (TRUE); 953 #endif 954 } 955 956 static char * 957 model_name(int model) 958 { 959 static struct { 960 int model_code; 961 char *model_name; 962 } models[] = { 963 { MOUSE_MODEL_NETSCROLL, "NetScroll" }, 964 { MOUSE_MODEL_NET, "NetMouse/NetScroll Optical" }, 965 { MOUSE_MODEL_GLIDEPOINT, "GlidePoint" }, 966 { MOUSE_MODEL_THINK, "ThinkingMouse" }, 967 { MOUSE_MODEL_INTELLI, "IntelliMouse" }, 968 { MOUSE_MODEL_MOUSEMANPLUS, "MouseMan+" }, 969 { MOUSE_MODEL_VERSAPAD, "VersaPad" }, 970 { MOUSE_MODEL_EXPLORER, "IntelliMouse Explorer" }, 971 { MOUSE_MODEL_4D, "4D Mouse" }, 972 { MOUSE_MODEL_4DPLUS, "4D+ Mouse" }, 973 { MOUSE_MODEL_SYNAPTICS, "Synaptics Touchpad" }, 974 { MOUSE_MODEL_TRACKPOINT, "IBM/Lenovo TrackPoint" }, 975 { MOUSE_MODEL_ELANTECH, "Elantech Touchpad" }, 976 { MOUSE_MODEL_GENERIC, "Generic PS/2 mouse" }, 977 { MOUSE_MODEL_UNKNOWN, "Unknown" }, 978 }; 979 int i; 980 981 for (i = 0; models[i].model_code != MOUSE_MODEL_UNKNOWN; ++i) 982 if (models[i].model_code == model) 983 break; 984 return (models[i].model_name); 985 } 986 987 static void 988 recover_from_error(KBDC kbdc) 989 { 990 /* discard anything left in the output buffer */ 991 empty_both_buffers(kbdc, 10); 992 993 #if 0 994 /* 995 * NOTE: KBDC_RESET_KBD may not restore the communication between the 996 * keyboard and the controller. 997 */ 998 reset_kbd(kbdc); 999 #else 1000 /* 1001 * NOTE: somehow diagnostic and keyboard port test commands bring the 1002 * keyboard back. 1003 */ 1004 if (!test_controller(kbdc)) 1005 log(LOG_ERR, "psm: keyboard controller failed.\n"); 1006 /* if there isn't a keyboard in the system, the following error is OK */ 1007 if (test_kbd_port(kbdc) != 0) 1008 VLOG(1, (LOG_ERR, "psm: keyboard port failed.\n")); 1009 #endif 1010 } 1011 1012 static int 1013 restore_controller(KBDC kbdc, int command_byte) 1014 { 1015 empty_both_buffers(kbdc, 10); 1016 1017 if (!set_controller_command_byte(kbdc, 0xff, command_byte)) { 1018 log(LOG_ERR, "psm: failed to restore the keyboard controller " 1019 "command byte.\n"); 1020 empty_both_buffers(kbdc, 10); 1021 return (FALSE); 1022 } else { 1023 empty_both_buffers(kbdc, 10); 1024 return (TRUE); 1025 } 1026 } 1027 1028 /* 1029 * Re-initialize the aux port and device. The aux port must be enabled 1030 * and its interrupt must be disabled before calling this routine. 1031 * The aux device will be disabled before returning. 1032 * The keyboard controller must be locked via `kbdc_lock()' before 1033 * calling this routine. 1034 */ 1035 static int 1036 doinitialize(struct psm_softc *sc, mousemode_t *mode) 1037 { 1038 KBDC kbdc = sc->kbdc; 1039 int stat[3]; 1040 int i; 1041 1042 switch((i = test_aux_port(kbdc))) { 1043 case 1: /* ignore these errors */ 1044 case 2: 1045 case 3: 1046 case PSM_ACK: 1047 if (verbose) 1048 log(LOG_DEBUG, 1049 "psm%d: strange result for test aux port (%d).\n", 1050 sc->unit, i); 1051 /* FALLTHROUGH */ 1052 case 0: /* no error */ 1053 break; 1054 case -1: /* time out */ 1055 default: /* error */ 1056 recover_from_error(kbdc); 1057 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1058 break; 1059 log(LOG_ERR, "psm%d: the aux port is not functioning (%d).\n", 1060 sc->unit, i); 1061 return (FALSE); 1062 } 1063 1064 if (sc->config & PSM_CONFIG_NORESET) { 1065 /* 1066 * Don't try to reset the pointing device. It may possibly 1067 * be left in the unknown state, though... 1068 */ 1069 } else { 1070 /* 1071 * NOTE: some controllers appears to hang the `keyboard' when 1072 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1073 */ 1074 if (!reset_aux_dev(kbdc)) { 1075 recover_from_error(kbdc); 1076 log(LOG_ERR, "psm%d: failed to reset the aux device.\n", 1077 sc->unit); 1078 return (FALSE); 1079 } 1080 } 1081 1082 /* 1083 * both the aux port and the aux device is functioning, see 1084 * if the device can be enabled. 1085 */ 1086 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 1087 log(LOG_ERR, "psm%d: failed to enable the aux device.\n", 1088 sc->unit); 1089 return (FALSE); 1090 } 1091 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 1092 1093 /* Re-enable the mouse. */ 1094 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1095 if (vendortype[i].model == sc->hw.model) 1096 (*vendortype[i].probefunc)(sc, REINIT); 1097 1098 /* set mouse parameters */ 1099 if (mode != (mousemode_t *)NULL) { 1100 if (mode->rate > 0) 1101 mode->rate = set_mouse_sampling_rate(kbdc, mode->rate); 1102 if (mode->resolution >= 0) 1103 mode->resolution = 1104 set_mouse_resolution(kbdc, mode->resolution); 1105 set_mouse_scaling(kbdc, 1); 1106 set_mouse_mode(kbdc); 1107 } 1108 1109 /* Record sync on the next data packet we see. */ 1110 sc->flags |= PSM_NEED_SYNCBITS; 1111 1112 /* just check the status of the mouse */ 1113 if (get_mouse_status(kbdc, stat, 0, 3) < 3) 1114 log(LOG_DEBUG, "psm%d: failed to get status (doinitialize).\n", 1115 sc->unit); 1116 1117 return (TRUE); 1118 } 1119 1120 static int 1121 doopen(struct psm_softc *sc, int command_byte) 1122 { 1123 int stat[3]; 1124 int mux_enabled = FALSE; 1125 1126 /* 1127 * FIXME: Synaptics TouchPad seems to go back to Relative Mode with 1128 * no obvious reason. Thus we check the current mode and restore the 1129 * Absolute Mode if it was cleared. 1130 * 1131 * The previous hack at the end of psmprobe() wasn't efficient when 1132 * moused(8) was restarted. 1133 * 1134 * A Reset (FF) or Set Defaults (F6) command would clear the 1135 * Absolute Mode bit. But a verbose boot or debug.psm.loglevel=5 1136 * doesn't show any evidence of such a command. 1137 */ 1138 if (sc->hw.model == MOUSE_MODEL_SYNAPTICS) { 1139 if (sc->muxport != PSM_NOMUX) { 1140 mux_enabled = enable_aux_mux(sc->kbdc) >= 0; 1141 if (mux_enabled) 1142 set_active_aux_mux_port(sc->kbdc, sc->muxport); 1143 else 1144 log(LOG_ERR, "psm%d: failed to enable " 1145 "active multiplexing mode.\n", 1146 sc->unit); 1147 } 1148 mouse_ext_command(sc->kbdc, SYNAPTICS_READ_MODES); 1149 get_mouse_status(sc->kbdc, stat, 0, 3); 1150 if ((SYNAPTICS_VERSION_GE(sc->synhw, 7, 5) || 1151 stat[1] == 0x47) && 1152 stat[2] == 0x40) { 1153 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1154 VLOG(5, (LOG_DEBUG, "psm%d: Synaptis Absolute Mode " 1155 "hopefully restored\n", 1156 sc->unit)); 1157 } 1158 if (mux_enabled) 1159 disable_aux_mux(sc->kbdc); 1160 } 1161 1162 /* 1163 * A user may want to disable tap and drag gestures on a Synaptics 1164 * TouchPad when it operates in Relative Mode. 1165 */ 1166 if (sc->hw.model == MOUSE_MODEL_GENERIC) { 1167 if (tap_enabled > 0) { 1168 VLOG(2, (LOG_DEBUG, 1169 "psm%d: enable tap and drag gestures\n", 1170 sc->unit)); 1171 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1172 } else if (tap_enabled == 0) { 1173 VLOG(2, (LOG_DEBUG, 1174 "psm%d: disable tap and drag gestures\n", 1175 sc->unit)); 1176 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1177 } 1178 } 1179 1180 /* enable the mouse device */ 1181 if (!enable_aux_dev(sc->kbdc)) { 1182 /* MOUSE ERROR: failed to enable the mouse because: 1183 * 1) the mouse is faulty, 1184 * 2) the mouse has been removed(!?) 1185 * In the latter case, the keyboard may have hung, and need 1186 * recovery procedure... 1187 */ 1188 recover_from_error(sc->kbdc); 1189 #if 0 1190 /* FIXME: we could reset the mouse here and try to enable 1191 * it again. But it will take long time and it's not a good 1192 * idea to disable the keyboard that long... 1193 */ 1194 if (!doinitialize(sc, &sc->mode) || !enable_aux_dev(sc->kbdc)) { 1195 recover_from_error(sc->kbdc); 1196 #else 1197 { 1198 #endif 1199 restore_controller(sc->kbdc, command_byte); 1200 /* mark this device is no longer available */ 1201 sc->state &= ~PSM_VALID; 1202 log(LOG_ERR, 1203 "psm%d: failed to enable the device (doopen).\n", 1204 sc->unit); 1205 return (EIO); 1206 } 1207 } 1208 1209 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1210 log(LOG_DEBUG, "psm%d: failed to get status (doopen).\n", 1211 sc->unit); 1212 1213 /* enable the aux port and interrupt */ 1214 if (!set_controller_command_byte(sc->kbdc, 1215 kbdc_get_device_mask(sc->kbdc), 1216 (command_byte & KBD_KBD_CONTROL_BITS) | 1217 KBD_ENABLE_AUX_PORT | KBD_ENABLE_AUX_INT)) { 1218 /* CONTROLLER ERROR */ 1219 disable_aux_dev(sc->kbdc); 1220 restore_controller(sc->kbdc, command_byte); 1221 log(LOG_ERR, 1222 "psm%d: failed to enable the aux interrupt (doopen).\n", 1223 sc->unit); 1224 return (EIO); 1225 } 1226 1227 /* start the watchdog timer */ 1228 sc->watchdog = FALSE; 1229 callout_reset(&sc->callout, hz * 2, psmtimeout, sc); 1230 1231 return (0); 1232 } 1233 1234 static int 1235 reinitialize(struct psm_softc *sc, int doinit) 1236 { 1237 int err; 1238 int c; 1239 int s; 1240 1241 /* don't let anybody mess with the aux device */ 1242 if (!kbdc_lock(sc->kbdc, TRUE)) 1243 return (EIO); 1244 s = spltty(); 1245 1246 /* block our watchdog timer */ 1247 sc->watchdog = FALSE; 1248 callout_stop(&sc->callout); 1249 1250 /* save the current controller command byte */ 1251 empty_both_buffers(sc->kbdc, 10); 1252 c = get_controller_command_byte(sc->kbdc); 1253 VLOG(2, (LOG_DEBUG, 1254 "psm%d: current command byte: %04x (reinitialize).\n", 1255 sc->unit, c)); 1256 1257 /* enable the aux port but disable the aux interrupt and the keyboard */ 1258 if ((c == -1) || !set_controller_command_byte(sc->kbdc, 1259 kbdc_get_device_mask(sc->kbdc), 1260 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1261 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1262 /* CONTROLLER ERROR */ 1263 splx(s); 1264 kbdc_lock(sc->kbdc, FALSE); 1265 log(LOG_ERR, 1266 "psm%d: unable to set the command byte (reinitialize).\n", 1267 sc->unit); 1268 return (EIO); 1269 } 1270 1271 /* flush any data */ 1272 if (sc->state & PSM_VALID) { 1273 /* this may fail; but never mind... */ 1274 disable_aux_dev(sc->kbdc); 1275 empty_aux_buffer(sc->kbdc, 10); 1276 } 1277 flushpackets(sc); 1278 sc->syncerrors = 0; 1279 sc->pkterrors = 0; 1280 memset(&sc->lastinputerr, 0, sizeof(sc->lastinputerr)); 1281 1282 /* try to detect the aux device; are you still there? */ 1283 err = 0; 1284 if (doinit) { 1285 if (doinitialize(sc, &sc->mode)) { 1286 /* yes */ 1287 sc->state |= PSM_VALID; 1288 } else { 1289 /* the device has gone! */ 1290 restore_controller(sc->kbdc, c); 1291 sc->state &= ~PSM_VALID; 1292 log(LOG_ERR, 1293 "psm%d: the aux device has gone! (reinitialize).\n", 1294 sc->unit); 1295 err = ENXIO; 1296 } 1297 } 1298 splx(s); 1299 1300 /* restore the driver state */ 1301 if ((sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A)) && 1302 (err == 0)) { 1303 /* enable the aux device and the port again */ 1304 err = doopen(sc, c); 1305 if (err != 0) 1306 log(LOG_ERR, "psm%d: failed to enable the device " 1307 "(reinitialize).\n", sc->unit); 1308 } else { 1309 /* restore the keyboard port and disable the aux port */ 1310 if (!set_controller_command_byte(sc->kbdc, 1311 kbdc_get_device_mask(sc->kbdc), 1312 (c & KBD_KBD_CONTROL_BITS) | 1313 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1314 /* CONTROLLER ERROR */ 1315 log(LOG_ERR, "psm%d: failed to disable the aux port " 1316 "(reinitialize).\n", sc->unit); 1317 err = EIO; 1318 } 1319 } 1320 1321 kbdc_lock(sc->kbdc, FALSE); 1322 return (err); 1323 } 1324 1325 /* psm driver entry points */ 1326 1327 static void 1328 psmidentify(driver_t *driver, device_t parent) 1329 { 1330 device_t psmc; 1331 device_t psm; 1332 u_long irq; 1333 int unit; 1334 1335 unit = device_get_unit(parent); 1336 1337 /* always add at least one child */ 1338 psm = BUS_ADD_CHILD(parent, KBDC_RID_AUX, driver->name, unit); 1339 if (psm == NULL) 1340 return; 1341 1342 irq = bus_get_resource_start(psm, SYS_RES_IRQ, KBDC_RID_AUX); 1343 if (irq > 0) 1344 return; 1345 1346 /* 1347 * If the PS/2 mouse device has already been reported by ACPI or 1348 * PnP BIOS, obtain the IRQ resource from it. 1349 * (See psmcpnp_attach() below.) 1350 */ 1351 psmc = device_find_child(device_get_parent(parent), 1352 PSMCPNP_DRIVER_NAME, unit); 1353 if (psmc == NULL) 1354 return; 1355 irq = bus_get_resource_start(psmc, SYS_RES_IRQ, 0); 1356 if (irq <= 0) 1357 return; 1358 bus_delete_resource(psmc, SYS_RES_IRQ, 0); 1359 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 1360 } 1361 1362 #define endprobe(v) do { \ 1363 if (bootverbose) \ 1364 --verbose; \ 1365 kbdc_set_device_mask(sc->kbdc, mask); \ 1366 kbdc_lock(sc->kbdc, FALSE); \ 1367 return (v); \ 1368 } while (0) 1369 1370 static int 1371 psmprobe(device_t dev) 1372 { 1373 int unit = device_get_unit(dev); 1374 struct psm_softc *sc = device_get_softc(dev); 1375 int stat[3]; 1376 int command_byte; 1377 int mask; 1378 int rid; 1379 int i; 1380 1381 #if 0 1382 kbdc_debug(TRUE); 1383 #endif 1384 1385 /* see if IRQ is available */ 1386 rid = KBDC_RID_AUX; 1387 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1388 if (sc->intr == NULL) { 1389 if (bootverbose) 1390 device_printf(dev, "unable to allocate IRQ\n"); 1391 return (ENXIO); 1392 } 1393 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 1394 1395 sc->unit = unit; 1396 sc->kbdc = atkbdc_open(device_get_unit(device_get_parent(dev))); 1397 if (sc->kbdc == NULL) 1398 return (ENXIO); 1399 sc->config = device_get_flags(dev) & PSM_CONFIG_FLAGS; 1400 /* XXX: for backward compatibility */ 1401 #if defined(PSM_HOOKRESUME) || defined(PSM_HOOKAPM) 1402 sc->config |= 1403 #ifdef PSM_RESETAFTERSUSPEND 1404 PSM_CONFIG_INITAFTERSUSPEND; 1405 #else 1406 PSM_CONFIG_HOOKRESUME; 1407 #endif 1408 #endif /* PSM_HOOKRESUME | PSM_HOOKAPM */ 1409 sc->flags = 0; 1410 sc->muxport = PSM_NOMUX; 1411 if (bootverbose) 1412 ++verbose; 1413 1414 device_set_desc(dev, "PS/2 Mouse"); 1415 1416 if (!kbdc_lock(sc->kbdc, TRUE)) { 1417 printf("psm%d: unable to lock the controller.\n", unit); 1418 if (bootverbose) 1419 --verbose; 1420 return (ENXIO); 1421 } 1422 1423 /* 1424 * NOTE: two bits in the command byte controls the operation of the 1425 * aux port (mouse port): the aux port disable bit (bit 5) and the aux 1426 * port interrupt (IRQ 12) enable bit (bit 2). 1427 */ 1428 1429 /* discard anything left after the keyboard initialization */ 1430 empty_both_buffers(sc->kbdc, 10); 1431 1432 /* save the current command byte; it will be used later */ 1433 mask = kbdc_get_device_mask(sc->kbdc) & ~KBD_AUX_CONTROL_BITS; 1434 command_byte = get_controller_command_byte(sc->kbdc); 1435 if (verbose) 1436 printf("psm%d: current command byte:%04x\n", unit, 1437 command_byte); 1438 if (command_byte == -1) { 1439 /* CONTROLLER ERROR */ 1440 printf("psm%d: unable to get the current command byte value.\n", 1441 unit); 1442 endprobe(ENXIO); 1443 } 1444 1445 /* 1446 * disable the keyboard port while probing the aux port, which must be 1447 * enabled during this routine 1448 */ 1449 if (!set_controller_command_byte(sc->kbdc, 1450 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1451 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1452 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1453 /* 1454 * this is CONTROLLER ERROR; I don't know how to recover 1455 * from this error... 1456 */ 1457 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1458 restore_controller(sc->kbdc, command_byte); 1459 printf("psm%d: unable to set the command byte.\n", unit); 1460 endprobe(ENXIO); 1461 } 1462 write_controller_command(sc->kbdc, KBDC_ENABLE_AUX_PORT); 1463 1464 /* 1465 * NOTE: `test_aux_port()' is designed to return with zero if the aux 1466 * port exists and is functioning. However, some controllers appears 1467 * to respond with zero even when the aux port doesn't exist. (It may 1468 * be that this is only the case when the controller DOES have the aux 1469 * port but the port is not wired on the motherboard.) The keyboard 1470 * controllers without the port, such as the original AT, are 1471 * supposed to return with an error code or simply time out. In any 1472 * case, we have to continue probing the port even when the controller 1473 * passes this test. 1474 * 1475 * XXX: some controllers erroneously return the error code 1, 2 or 3 1476 * when it has a perfectly functional aux port. We have to ignore 1477 * this error code. Even if the controller HAS error with the aux 1478 * port, it will be detected later... 1479 * XXX: another incompatible controller returns PSM_ACK (0xfa)... 1480 */ 1481 switch ((i = test_aux_port(sc->kbdc))) { 1482 case 1: /* ignore these errors */ 1483 case 2: 1484 case 3: 1485 case PSM_ACK: 1486 if (verbose) 1487 printf("psm%d: strange result for test aux port " 1488 "(%d).\n", unit, i); 1489 /* FALLTHROUGH */ 1490 case 0: /* no error */ 1491 break; 1492 case -1: /* time out */ 1493 default: /* error */ 1494 recover_from_error(sc->kbdc); 1495 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1496 break; 1497 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1498 restore_controller(sc->kbdc, command_byte); 1499 if (verbose) 1500 printf("psm%d: the aux port is not functioning (%d).\n", 1501 unit, i); 1502 endprobe(ENXIO); 1503 } 1504 1505 if (sc->config & PSM_CONFIG_NORESET) { 1506 /* 1507 * Don't try to reset the pointing device. It may possibly be 1508 * left in an unknown state, though... 1509 */ 1510 } else { 1511 /* 1512 * NOTE: some controllers appears to hang the `keyboard' when 1513 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1514 * 1515 * Attempt to reset the controller twice -- this helps 1516 * pierce through some KVM switches. The second reset 1517 * is non-fatal. 1518 */ 1519 if (!reset_aux_dev(sc->kbdc)) { 1520 recover_from_error(sc->kbdc); 1521 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1522 restore_controller(sc->kbdc, command_byte); 1523 if (verbose) 1524 printf("psm%d: failed to reset the aux " 1525 "device.\n", unit); 1526 endprobe(ENXIO); 1527 } else if (!reset_aux_dev(sc->kbdc)) { 1528 recover_from_error(sc->kbdc); 1529 if (verbose >= 2) 1530 printf("psm%d: failed to reset the aux device " 1531 "(2).\n", unit); 1532 } 1533 } 1534 1535 /* 1536 * both the aux port and the aux device are functioning, see if the 1537 * device can be enabled. NOTE: when enabled, the device will start 1538 * sending data; we shall immediately disable the device once we know 1539 * the device can be enabled. 1540 */ 1541 if (!enable_aux_dev(sc->kbdc) || !disable_aux_dev(sc->kbdc)) { 1542 /* MOUSE ERROR */ 1543 recover_from_error(sc->kbdc); 1544 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1545 restore_controller(sc->kbdc, command_byte); 1546 if (verbose) 1547 printf("psm%d: failed to enable the aux device.\n", 1548 unit); 1549 endprobe(ENXIO); 1550 } 1551 1552 /* save the default values after reset */ 1553 if (get_mouse_status(sc->kbdc, stat, 0, 3) >= 3) { 1554 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1555 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1556 } else { 1557 sc->dflt_mode.rate = sc->mode.rate = -1; 1558 sc->dflt_mode.resolution = sc->mode.resolution = -1; 1559 } 1560 1561 /* hardware information */ 1562 sc->hw.iftype = MOUSE_IF_PS2; 1563 1564 /* verify the device is a mouse */ 1565 sc->hw.hwid = get_aux_id(sc->kbdc); 1566 if (!is_a_mouse(sc->hw.hwid)) { 1567 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1568 restore_controller(sc->kbdc, command_byte); 1569 if (verbose) 1570 printf("psm%d: unknown device type (%d).\n", unit, 1571 sc->hw.hwid); 1572 endprobe(ENXIO); 1573 } 1574 switch (sc->hw.hwid) { 1575 case PSM_BALLPOINT_ID: 1576 sc->hw.type = MOUSE_TRACKBALL; 1577 break; 1578 case PSM_MOUSE_ID: 1579 case PSM_INTELLI_ID: 1580 case PSM_EXPLORER_ID: 1581 case PSM_4DMOUSE_ID: 1582 case PSM_4DPLUS_ID: 1583 sc->hw.type = MOUSE_MOUSE; 1584 break; 1585 default: 1586 sc->hw.type = MOUSE_UNKNOWN; 1587 break; 1588 } 1589 1590 if (sc->config & PSM_CONFIG_NOIDPROBE) { 1591 sc->hw.buttons = 2; 1592 i = GENERIC_MOUSE_ENTRY; 1593 } else { 1594 /* # of buttons */ 1595 sc->hw.buttons = get_mouse_buttons(sc->kbdc); 1596 1597 /* other parameters */ 1598 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1599 if ((*vendortype[i].probefunc)(sc, PROBE)) { 1600 if (verbose >= 2) 1601 printf("psm%d: found %s\n", unit, 1602 model_name(vendortype[i].model)); 1603 break; 1604 } 1605 } 1606 1607 sc->hw.model = vendortype[i].model; 1608 1609 sc->dflt_mode.level = PSM_LEVEL_BASE; 1610 sc->dflt_mode.packetsize = MOUSE_PS2_PACKETSIZE; 1611 sc->dflt_mode.accelfactor = (sc->config & PSM_CONFIG_ACCEL) >> 4; 1612 if (sc->config & PSM_CONFIG_NOCHECKSYNC) 1613 sc->dflt_mode.syncmask[0] = 0; 1614 else 1615 sc->dflt_mode.syncmask[0] = vendortype[i].syncmask; 1616 if (sc->config & PSM_CONFIG_FORCETAP) 1617 sc->dflt_mode.syncmask[0] &= ~MOUSE_PS2_TAP; 1618 sc->dflt_mode.syncmask[1] = 0; /* syncbits */ 1619 sc->mode = sc->dflt_mode; 1620 sc->mode.packetsize = vendortype[i].packetsize; 1621 1622 /* set mouse parameters */ 1623 #if 0 1624 /* 1625 * A version of Logitech FirstMouse+ won't report wheel movement, 1626 * if SET_DEFAULTS is sent... Don't use this command. 1627 * This fix was found by Takashi Nishida. 1628 */ 1629 i = send_aux_command(sc->kbdc, PSMC_SET_DEFAULTS); 1630 if (verbose >= 2) 1631 printf("psm%d: SET_DEFAULTS return code:%04x\n", unit, i); 1632 #endif 1633 if (sc->config & PSM_CONFIG_RESOLUTION) 1634 sc->mode.resolution = 1635 set_mouse_resolution(sc->kbdc, 1636 (sc->config & PSM_CONFIG_RESOLUTION) - 1); 1637 else if (sc->mode.resolution >= 0) 1638 sc->mode.resolution = 1639 set_mouse_resolution(sc->kbdc, sc->dflt_mode.resolution); 1640 if (sc->mode.rate > 0) 1641 sc->mode.rate = 1642 set_mouse_sampling_rate(sc->kbdc, sc->dflt_mode.rate); 1643 set_mouse_scaling(sc->kbdc, 1); 1644 1645 /* Record sync on the next data packet we see. */ 1646 sc->flags |= PSM_NEED_SYNCBITS; 1647 1648 /* just check the status of the mouse */ 1649 /* 1650 * NOTE: XXX there are some arcane controller/mouse combinations out 1651 * there, which hung the controller unless there is data transmission 1652 * after ACK from the mouse. 1653 */ 1654 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1655 printf("psm%d: failed to get status.\n", unit); 1656 else { 1657 /* 1658 * When in its native mode, some mice operate with different 1659 * default parameters than in the PS/2 compatible mode. 1660 */ 1661 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1662 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1663 } 1664 1665 /* disable the aux port for now... */ 1666 if (!set_controller_command_byte(sc->kbdc, 1667 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1668 (command_byte & KBD_KBD_CONTROL_BITS) | 1669 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1670 /* 1671 * this is CONTROLLER ERROR; I don't know the proper way to 1672 * recover from this error... 1673 */ 1674 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1675 restore_controller(sc->kbdc, command_byte); 1676 printf("psm%d: unable to set the command byte.\n", unit); 1677 endprobe(ENXIO); 1678 } 1679 1680 /* done */ 1681 kbdc_set_device_mask(sc->kbdc, mask | KBD_AUX_CONTROL_BITS); 1682 kbdc_lock(sc->kbdc, FALSE); 1683 return (0); 1684 } 1685 1686 #ifdef EVDEV_SUPPORT 1687 /* Values are taken from Linux drivers for userland software compatibility */ 1688 #define PS2_MOUSE_VENDOR 0x0002 1689 #define PS2_MOUSE_GENERIC_PRODUCT 0x0001 1690 #define PS2_MOUSE_SYNAPTICS_NAME "SynPS/2 Synaptics TouchPad" 1691 #define PS2_MOUSE_SYNAPTICS_PRODUCT 0x0007 1692 #define PS2_MOUSE_TRACKPOINT_NAME "TPPS/2 IBM TrackPoint" 1693 #define PS2_MOUSE_TRACKPOINT_PRODUCT 0x000A 1694 #define PS2_MOUSE_ELANTECH_NAME "ETPS/2 Elantech Touchpad" 1695 #define PS2_MOUSE_ELANTECH_ST_NAME "ETPS/2 Elantech TrackPoint" 1696 #define PS2_MOUSE_ELANTECH_PRODUCT 0x000E 1697 #define ABSINFO_END { ABS_CNT, 0, 0, 0 } 1698 1699 static void 1700 psm_support_abs_bulk(struct evdev_dev *evdev, const uint16_t info[][4]) 1701 { 1702 size_t i; 1703 1704 for (i = 0; info[i][0] != ABS_CNT; i++) 1705 evdev_support_abs(evdev, info[i][0], info[i][1], info[i][2], 1706 0, 0, info[i][3]); 1707 } 1708 1709 static void 1710 psm_push_mt_finger(struct psm_softc *sc, int id, const finger_t *f) 1711 { 1712 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1713 1714 evdev_push_abs(sc->evdev_a, ABS_MT_SLOT, id); 1715 evdev_push_abs(sc->evdev_a, ABS_MT_TRACKING_ID, id); 1716 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_X, f->x); 1717 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_Y, y); 1718 evdev_push_abs(sc->evdev_a, ABS_MT_PRESSURE, f->p); 1719 } 1720 1721 static void 1722 psm_push_st_finger(struct psm_softc *sc, const finger_t *f) 1723 { 1724 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1725 1726 evdev_push_abs(sc->evdev_a, ABS_X, f->x); 1727 evdev_push_abs(sc->evdev_a, ABS_Y, y); 1728 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, f->p); 1729 if (sc->synhw.capPalmDetect) 1730 evdev_push_abs(sc->evdev_a, ABS_TOOL_WIDTH, f->w); 1731 } 1732 1733 static void 1734 psm_release_mt_slot(struct evdev_dev *evdev, int32_t slot) 1735 { 1736 1737 evdev_push_abs(evdev, ABS_MT_SLOT, slot); 1738 evdev_push_abs(evdev, ABS_MT_TRACKING_ID, -1); 1739 } 1740 1741 static int 1742 psm_register(device_t dev, int model_code) 1743 { 1744 struct psm_softc *sc = device_get_softc(dev); 1745 struct evdev_dev *evdev_r; 1746 int error, i, nbuttons, nwheels, product; 1747 bool is_pointing_stick; 1748 const char *name; 1749 1750 name = model_name(model_code); 1751 nbuttons = sc->hw.buttons; 1752 product = PS2_MOUSE_GENERIC_PRODUCT; 1753 nwheels = 0; 1754 is_pointing_stick = false; 1755 1756 switch (model_code) { 1757 case MOUSE_MODEL_TRACKPOINT: 1758 name = PS2_MOUSE_TRACKPOINT_NAME; 1759 product = PS2_MOUSE_TRACKPOINT_PRODUCT; 1760 nbuttons = 3; 1761 is_pointing_stick = true; 1762 break; 1763 1764 case MOUSE_MODEL_ELANTECH: 1765 name = PS2_MOUSE_ELANTECH_ST_NAME; 1766 product = PS2_MOUSE_ELANTECH_PRODUCT; 1767 nbuttons = 3; 1768 is_pointing_stick = true; 1769 break; 1770 1771 case MOUSE_MODEL_MOUSEMANPLUS: 1772 case MOUSE_MODEL_4D: 1773 nwheels = 2; 1774 break; 1775 1776 case MOUSE_MODEL_EXPLORER: 1777 case MOUSE_MODEL_INTELLI: 1778 case MOUSE_MODEL_NET: 1779 case MOUSE_MODEL_NETSCROLL: 1780 case MOUSE_MODEL_4DPLUS: 1781 nwheels = 1; 1782 break; 1783 } 1784 1785 evdev_r = evdev_alloc(); 1786 evdev_set_name(evdev_r, name); 1787 evdev_set_phys(evdev_r, device_get_nameunit(dev)); 1788 evdev_set_id(evdev_r, BUS_I8042, PS2_MOUSE_VENDOR, product, 0); 1789 evdev_set_methods(evdev_r, sc, &psm_ev_methods_r); 1790 1791 evdev_support_prop(evdev_r, INPUT_PROP_POINTER); 1792 if (is_pointing_stick) 1793 evdev_support_prop(evdev_r, INPUT_PROP_POINTING_STICK); 1794 evdev_support_event(evdev_r, EV_SYN); 1795 evdev_support_event(evdev_r, EV_KEY); 1796 evdev_support_event(evdev_r, EV_REL); 1797 evdev_support_rel(evdev_r, REL_X); 1798 evdev_support_rel(evdev_r, REL_Y); 1799 switch (nwheels) { 1800 case 2: 1801 evdev_support_rel(evdev_r, REL_HWHEEL); 1802 /* FALLTHROUGH */ 1803 case 1: 1804 evdev_support_rel(evdev_r, REL_WHEEL); 1805 } 1806 for (i = 0; i < nbuttons; i++) 1807 evdev_support_key(evdev_r, BTN_MOUSE + i); 1808 1809 error = evdev_register_mtx(evdev_r, &Giant); 1810 if (error) 1811 evdev_free(evdev_r); 1812 else 1813 sc->evdev_r = evdev_r; 1814 return (error); 1815 } 1816 1817 static int 1818 psm_register_synaptics(device_t dev) 1819 { 1820 struct psm_softc *sc = device_get_softc(dev); 1821 const uint16_t synaptics_absinfo_st[][4] = { 1822 { ABS_X, sc->synhw.minimumXCoord, 1823 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1824 { ABS_Y, sc->synhw.minimumYCoord, 1825 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1826 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1827 ABSINFO_END, 1828 }; 1829 const uint16_t synaptics_absinfo_mt[][4] = { 1830 { ABS_MT_SLOT, 0, PSM_FINGERS-1, 0}, 1831 { ABS_MT_TRACKING_ID, -1, PSM_FINGERS-1, 0}, 1832 { ABS_MT_POSITION_X, sc->synhw.minimumXCoord, 1833 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1834 { ABS_MT_POSITION_Y, sc->synhw.minimumYCoord, 1835 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1836 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1837 ABSINFO_END, 1838 }; 1839 struct evdev_dev *evdev_a; 1840 int error, i, guest_model; 1841 1842 evdev_a = evdev_alloc(); 1843 evdev_set_name(evdev_a, PS2_MOUSE_SYNAPTICS_NAME); 1844 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1845 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1846 PS2_MOUSE_SYNAPTICS_PRODUCT, 0); 1847 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1848 1849 evdev_support_event(evdev_a, EV_SYN); 1850 evdev_support_event(evdev_a, EV_KEY); 1851 evdev_support_event(evdev_a, EV_ABS); 1852 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1853 if (sc->synhw.capAdvancedGestures) 1854 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1855 if (sc->synhw.capClickPad) 1856 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1857 if (sc->synhw.capClickPad && sc->synhw.topButtonPad) 1858 evdev_support_prop(evdev_a, INPUT_PROP_TOPBUTTONPAD); 1859 evdev_support_key(evdev_a, BTN_TOUCH); 1860 evdev_support_nfingers(evdev_a, sc->synhw.capReportsV ? 5 : 3); 1861 psm_support_abs_bulk(evdev_a, synaptics_absinfo_st); 1862 if (sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) 1863 psm_support_abs_bulk(evdev_a, synaptics_absinfo_mt); 1864 if (sc->synhw.capPalmDetect) 1865 evdev_support_abs(evdev_a, ABS_TOOL_WIDTH, 0, 15, 0, 0, 0); 1866 evdev_support_key(evdev_a, BTN_LEFT); 1867 if (!sc->synhw.capClickPad) { 1868 evdev_support_key(evdev_a, BTN_RIGHT); 1869 if (sc->synhw.capExtended && sc->synhw.capMiddle) 1870 evdev_support_key(evdev_a, BTN_MIDDLE); 1871 } 1872 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 1873 evdev_support_key(evdev_a, BTN_BACK); 1874 evdev_support_key(evdev_a, BTN_FORWARD); 1875 } 1876 if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) 1877 for (i = 0; i < sc->synhw.nExtendedButtons; i++) 1878 evdev_support_key(evdev_a, BTN_0 + i); 1879 1880 error = evdev_register_mtx(evdev_a, &Giant); 1881 if (!error && (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX)) { 1882 guest_model = sc->tpinfo.sysctl_tree != NULL ? 1883 MOUSE_MODEL_TRACKPOINT : MOUSE_MODEL_GENERIC; 1884 error = psm_register(dev, guest_model); 1885 } 1886 if (error) 1887 evdev_free(evdev_a); 1888 else 1889 sc->evdev_a = evdev_a; 1890 return (error); 1891 } 1892 1893 static int 1894 psm_register_elantech(device_t dev) 1895 { 1896 struct psm_softc *sc = device_get_softc(dev); 1897 const uint16_t elantech_absinfo[][4] = { 1898 { ABS_X, 0, sc->elanhw.sizex, 1899 sc->elanhw.dpmmx }, 1900 { ABS_Y, 0, sc->elanhw.sizey, 1901 sc->elanhw.dpmmy }, 1902 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1903 { ABS_TOOL_WIDTH, 0, ELANTECH_FINGER_MAX_W, 0 }, 1904 { ABS_MT_SLOT, 0, ELANTECH_MAX_FINGERS - 1, 0 }, 1905 { ABS_MT_TRACKING_ID, -1, ELANTECH_MAX_FINGERS - 1, 0 }, 1906 { ABS_MT_POSITION_X, 0, sc->elanhw.sizex, 1907 sc->elanhw.dpmmx }, 1908 { ABS_MT_POSITION_Y, 0, sc->elanhw.sizey, 1909 sc->elanhw.dpmmy }, 1910 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1911 { ABS_MT_TOUCH_MAJOR, 0, ELANTECH_FINGER_MAX_W * 1912 sc->elanhw.dptracex, 0 }, 1913 ABSINFO_END, 1914 }; 1915 struct evdev_dev *evdev_a; 1916 int error; 1917 1918 evdev_a = evdev_alloc(); 1919 evdev_set_name(evdev_a, PS2_MOUSE_ELANTECH_NAME); 1920 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1921 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1922 PS2_MOUSE_ELANTECH_PRODUCT, 0); 1923 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1924 1925 evdev_support_event(evdev_a, EV_SYN); 1926 evdev_support_event(evdev_a, EV_KEY); 1927 evdev_support_event(evdev_a, EV_ABS); 1928 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1929 if (sc->elanhw.issemimt) 1930 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1931 if (sc->elanhw.isclickpad) 1932 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1933 evdev_support_key(evdev_a, BTN_TOUCH); 1934 evdev_support_nfingers(evdev_a, ELANTECH_MAX_FINGERS); 1935 evdev_support_key(evdev_a, BTN_LEFT); 1936 if (!sc->elanhw.isclickpad) 1937 evdev_support_key(evdev_a, BTN_RIGHT); 1938 psm_support_abs_bulk(evdev_a, elantech_absinfo); 1939 1940 error = evdev_register_mtx(evdev_a, &Giant); 1941 if (!error && sc->elanhw.hastrackpoint) 1942 error = psm_register(dev, MOUSE_MODEL_ELANTECH); 1943 if (error) 1944 evdev_free(evdev_a); 1945 else 1946 sc->evdev_a = evdev_a; 1947 return (error); 1948 } 1949 #endif 1950 1951 static int 1952 psmattach(device_t dev) 1953 { 1954 struct make_dev_args mda; 1955 int unit = device_get_unit(dev); 1956 struct psm_softc *sc = device_get_softc(dev); 1957 int error; 1958 int rid; 1959 1960 /* Setup initial state */ 1961 sc->state = PSM_VALID; 1962 callout_init(&sc->callout, 0); 1963 callout_init(&sc->softcallout, 0); 1964 1965 /* Setup our interrupt handler */ 1966 rid = KBDC_RID_AUX; 1967 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1968 if (sc->intr == NULL) 1969 return (ENXIO); 1970 error = bus_setup_intr(dev, sc->intr, INTR_TYPE_TTY, NULL, psmintr, sc, 1971 &sc->ih); 1972 if (error) 1973 goto out; 1974 1975 /* Done */ 1976 make_dev_args_init(&mda); 1977 mda.mda_devsw = &psm_cdevsw; 1978 mda.mda_mode = 0666; 1979 mda.mda_si_drv1 = sc; 1980 1981 if ((error = make_dev_s(&mda, &sc->dev, "psm%d", unit)) != 0) 1982 goto out; 1983 if ((error = make_dev_s(&mda, &sc->bdev, "bpsm%d", unit)) != 0) 1984 goto out; 1985 1986 #ifdef EVDEV_SUPPORT 1987 switch (sc->hw.model) { 1988 case MOUSE_MODEL_SYNAPTICS: 1989 error = psm_register_synaptics(dev); 1990 break; 1991 1992 case MOUSE_MODEL_ELANTECH: 1993 error = psm_register_elantech(dev); 1994 break; 1995 1996 default: 1997 error = psm_register(dev, sc->hw.model); 1998 } 1999 2000 if (error) 2001 goto out; 2002 #endif 2003 2004 /* Some touchpad devices need full reinitialization after suspend. */ 2005 switch (sc->hw.model) { 2006 case MOUSE_MODEL_SYNAPTICS: 2007 case MOUSE_MODEL_GLIDEPOINT: 2008 case MOUSE_MODEL_VERSAPAD: 2009 case MOUSE_MODEL_ELANTECH: 2010 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 2011 break; 2012 default: 2013 if (sc->synhw.infoMajor >= 4 || sc->tphw > 0) 2014 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 2015 break; 2016 } 2017 2018 /* Elantech trackpad`s sync bit differs from touchpad`s one */ 2019 if (sc->hw.model == MOUSE_MODEL_ELANTECH && 2020 (sc->elanhw.hascrc || sc->elanhw.hastrackpoint)) { 2021 sc->config |= PSM_CONFIG_NOCHECKSYNC; 2022 sc->flags &= ~PSM_NEED_SYNCBITS; 2023 } 2024 2025 if (!verbose) 2026 printf("psm%d: model %s, device ID %d\n", 2027 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff); 2028 else { 2029 printf("psm%d: model %s, device ID %d-%02x, %d buttons\n", 2030 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff, 2031 sc->hw.hwid >> 8, sc->hw.buttons); 2032 printf("psm%d: config:%08x, flags:%08x, packet size:%d\n", 2033 unit, sc->config, sc->flags, sc->mode.packetsize); 2034 printf("psm%d: syncmask:%02x, syncbits:%02x%s\n", 2035 unit, sc->mode.syncmask[0], sc->mode.syncmask[1], 2036 sc->config & PSM_CONFIG_NOCHECKSYNC ? " (sync not checked)" : ""); 2037 } 2038 2039 if (bootverbose) 2040 --verbose; 2041 2042 out: 2043 if (error != 0) { 2044 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 2045 if (sc->dev != NULL) 2046 destroy_dev(sc->dev); 2047 if (sc->bdev != NULL) 2048 destroy_dev(sc->bdev); 2049 } 2050 return (error); 2051 } 2052 2053 static int 2054 psmdetach(device_t dev) 2055 { 2056 struct psm_softc *sc; 2057 int rid; 2058 2059 sc = device_get_softc(dev); 2060 if (sc->state & PSM_OPEN) 2061 return (EBUSY); 2062 2063 #ifdef EVDEV_SUPPORT 2064 evdev_free(sc->evdev_r); 2065 evdev_free(sc->evdev_a); 2066 #endif 2067 2068 rid = KBDC_RID_AUX; 2069 bus_teardown_intr(dev, sc->intr, sc->ih); 2070 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 2071 2072 destroy_dev(sc->dev); 2073 destroy_dev(sc->bdev); 2074 2075 callout_drain(&sc->callout); 2076 callout_drain(&sc->softcallout); 2077 2078 return (0); 2079 } 2080 2081 #ifdef EVDEV_SUPPORT 2082 static int 2083 psm_ev_open_r(struct evdev_dev *evdev) 2084 { 2085 struct psm_softc *sc = evdev_get_softc(evdev); 2086 int err = 0; 2087 2088 /* Get device data */ 2089 if ((sc->state & PSM_VALID) == 0) { 2090 /* the device is no longer valid/functioning */ 2091 return (ENXIO); 2092 } 2093 2094 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_A))) 2095 err = psmopen(sc); 2096 2097 if (err == 0) 2098 sc->state |= PSM_EV_OPEN_R; 2099 2100 return (err); 2101 } 2102 2103 static int 2104 psm_ev_close_r(struct evdev_dev *evdev) 2105 { 2106 struct psm_softc *sc = evdev_get_softc(evdev); 2107 int err = 0; 2108 2109 sc->state &= ~PSM_EV_OPEN_R; 2110 2111 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_A)) 2112 return (0); 2113 2114 if (sc->state & PSM_VALID) 2115 err = psmclose(sc); 2116 2117 return (err); 2118 } 2119 2120 static int 2121 psm_ev_open_a(struct evdev_dev *evdev) 2122 { 2123 struct psm_softc *sc = evdev_get_softc(evdev); 2124 int err = 0; 2125 2126 /* Get device data */ 2127 if ((sc->state & PSM_VALID) == 0) { 2128 /* the device is no longer valid/functioning */ 2129 return (ENXIO); 2130 } 2131 2132 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R))) 2133 err = psmopen(sc); 2134 2135 if (err == 0) 2136 sc->state |= PSM_EV_OPEN_A; 2137 2138 return (err); 2139 } 2140 2141 static int 2142 psm_ev_close_a(struct evdev_dev *evdev) 2143 { 2144 struct psm_softc *sc = evdev_get_softc(evdev); 2145 int err = 0; 2146 2147 sc->state &= ~PSM_EV_OPEN_A; 2148 2149 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_R)) 2150 return (0); 2151 2152 if (sc->state & PSM_VALID) 2153 err = psmclose(sc); 2154 2155 return (err); 2156 } 2157 #endif 2158 2159 static int 2160 psm_cdev_open(struct cdev *dev, int flag, int fmt, struct thread *td) 2161 { 2162 struct psm_softc *sc; 2163 int err = 0; 2164 2165 /* Get device data */ 2166 sc = dev->si_drv1; 2167 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2168 /* the device is no longer valid/functioning */ 2169 return (ENXIO); 2170 } 2171 2172 /* Disallow multiple opens */ 2173 if (sc->state & PSM_OPEN) 2174 return (EBUSY); 2175 2176 device_busy(devclass_get_device(psm_devclass, sc->unit)); 2177 2178 #ifdef EVDEV_SUPPORT 2179 /* Already opened by evdev */ 2180 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2181 #endif 2182 err = psmopen(sc); 2183 2184 if (err == 0) 2185 sc->state |= PSM_OPEN; 2186 else 2187 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2188 2189 return (err); 2190 } 2191 2192 static int 2193 psm_cdev_close(struct cdev *dev, int flag, int fmt, struct thread *td) 2194 { 2195 struct psm_softc *sc; 2196 int err = 0; 2197 2198 /* Get device data */ 2199 sc = dev->si_drv1; 2200 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2201 /* the device is no longer valid/functioning */ 2202 return (ENXIO); 2203 } 2204 2205 #ifdef EVDEV_SUPPORT 2206 /* Still opened by evdev */ 2207 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2208 #endif 2209 err = psmclose(sc); 2210 2211 if (err == 0) { 2212 sc->state &= ~PSM_OPEN; 2213 /* clean up and sigio requests */ 2214 if (sc->async != NULL) { 2215 funsetown(&sc->async); 2216 sc->async = NULL; 2217 } 2218 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2219 } 2220 2221 return (err); 2222 } 2223 2224 static int 2225 psmopen(struct psm_softc *sc) 2226 { 2227 int command_byte; 2228 int err; 2229 int s; 2230 2231 /* Initialize state */ 2232 sc->mode.level = sc->dflt_mode.level; 2233 sc->mode.protocol = sc->dflt_mode.protocol; 2234 sc->watchdog = FALSE; 2235 sc->async = NULL; 2236 2237 /* flush the event queue */ 2238 sc->queue.count = 0; 2239 sc->queue.head = 0; 2240 sc->queue.tail = 0; 2241 sc->status.flags = 0; 2242 sc->status.button = 0; 2243 sc->status.obutton = 0; 2244 sc->status.dx = 0; 2245 sc->status.dy = 0; 2246 sc->status.dz = 0; 2247 sc->button = 0; 2248 sc->pqueue_start = 0; 2249 sc->pqueue_end = 0; 2250 2251 /* empty input buffer */ 2252 flushpackets(sc); 2253 sc->syncerrors = 0; 2254 sc->pkterrors = 0; 2255 2256 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2257 if (!kbdc_lock(sc->kbdc, TRUE)) 2258 return (EIO); 2259 2260 /* save the current controller command byte */ 2261 s = spltty(); 2262 command_byte = get_controller_command_byte(sc->kbdc); 2263 2264 /* enable the aux port and temporalily disable the keyboard */ 2265 if (command_byte == -1 || !set_controller_command_byte(sc->kbdc, 2266 kbdc_get_device_mask(sc->kbdc), 2267 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2268 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2269 /* CONTROLLER ERROR; do you know how to get out of this? */ 2270 kbdc_lock(sc->kbdc, FALSE); 2271 splx(s); 2272 log(LOG_ERR, 2273 "psm%d: unable to set the command byte (psmopen).\n", 2274 sc->unit); 2275 return (EIO); 2276 } 2277 /* 2278 * Now that the keyboard controller is told not to generate 2279 * the keyboard and mouse interrupts, call `splx()' to allow 2280 * the other tty interrupts. The clock interrupt may also occur, 2281 * but timeout routines will be blocked by the poll flag set 2282 * via `kbdc_lock()' 2283 */ 2284 splx(s); 2285 2286 /* enable the mouse device */ 2287 err = doopen(sc, command_byte); 2288 2289 /* done */ 2290 kbdc_lock(sc->kbdc, FALSE); 2291 return (err); 2292 } 2293 2294 static int 2295 psmclose(struct psm_softc *sc) 2296 { 2297 int stat[3]; 2298 int command_byte; 2299 int s; 2300 2301 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2302 if (!kbdc_lock(sc->kbdc, TRUE)) 2303 return (EIO); 2304 2305 /* save the current controller command byte */ 2306 s = spltty(); 2307 command_byte = get_controller_command_byte(sc->kbdc); 2308 if (command_byte == -1) { 2309 kbdc_lock(sc->kbdc, FALSE); 2310 splx(s); 2311 return (EIO); 2312 } 2313 2314 /* disable the aux interrupt and temporalily disable the keyboard */ 2315 if (!set_controller_command_byte(sc->kbdc, 2316 kbdc_get_device_mask(sc->kbdc), 2317 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2318 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2319 log(LOG_ERR, 2320 "psm%d: failed to disable the aux int (psmclose).\n", 2321 sc->unit); 2322 /* CONTROLLER ERROR; 2323 * NOTE: we shall force our way through. Because the only 2324 * ill effect we shall see is that we may not be able 2325 * to read ACK from the mouse, and it doesn't matter much 2326 * so long as the mouse will accept the DISABLE command. 2327 */ 2328 } 2329 splx(s); 2330 2331 /* stop the watchdog timer */ 2332 callout_stop(&sc->callout); 2333 2334 /* remove anything left in the output buffer */ 2335 empty_aux_buffer(sc->kbdc, 10); 2336 2337 /* disable the aux device, port and interrupt */ 2338 if (sc->state & PSM_VALID) { 2339 if (!disable_aux_dev(sc->kbdc)) { 2340 /* MOUSE ERROR; 2341 * NOTE: we don't return (error) and continue, 2342 * pretending we have successfully disabled the device. 2343 * It's OK because the interrupt routine will discard 2344 * any data from the mouse hereafter. 2345 */ 2346 log(LOG_ERR, 2347 "psm%d: failed to disable the device (psmclose).\n", 2348 sc->unit); 2349 } 2350 2351 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 2352 log(LOG_DEBUG, 2353 "psm%d: failed to get status (psmclose).\n", 2354 sc->unit); 2355 } 2356 2357 if (!set_controller_command_byte(sc->kbdc, 2358 kbdc_get_device_mask(sc->kbdc), 2359 (command_byte & KBD_KBD_CONTROL_BITS) | 2360 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2361 /* 2362 * CONTROLLER ERROR; 2363 * we shall ignore this error; see the above comment. 2364 */ 2365 log(LOG_ERR, 2366 "psm%d: failed to disable the aux port (psmclose).\n", 2367 sc->unit); 2368 } 2369 2370 /* remove anything left in the output buffer */ 2371 empty_aux_buffer(sc->kbdc, 10); 2372 2373 /* close is almost always successful */ 2374 kbdc_lock(sc->kbdc, FALSE); 2375 return (0); 2376 } 2377 2378 static int 2379 tame_mouse(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *status, 2380 u_char *buf) 2381 { 2382 static u_char butmapps2[8] = { 2383 0, 2384 MOUSE_PS2_BUTTON1DOWN, 2385 MOUSE_PS2_BUTTON2DOWN, 2386 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN, 2387 MOUSE_PS2_BUTTON3DOWN, 2388 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON3DOWN, 2389 MOUSE_PS2_BUTTON2DOWN | MOUSE_PS2_BUTTON3DOWN, 2390 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN | 2391 MOUSE_PS2_BUTTON3DOWN, 2392 }; 2393 static u_char butmapmsc[8] = { 2394 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP | 2395 MOUSE_MSC_BUTTON3UP, 2396 MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 2397 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON3UP, 2398 MOUSE_MSC_BUTTON3UP, 2399 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP, 2400 MOUSE_MSC_BUTTON2UP, 2401 MOUSE_MSC_BUTTON1UP, 2402 0, 2403 }; 2404 int mapped; 2405 int i; 2406 2407 if (sc->mode.level == PSM_LEVEL_BASE) { 2408 mapped = status->button & ~MOUSE_BUTTON4DOWN; 2409 if (status->button & MOUSE_BUTTON4DOWN) 2410 mapped |= MOUSE_BUTTON1DOWN; 2411 status->button = mapped; 2412 buf[0] = MOUSE_PS2_SYNC | butmapps2[mapped & MOUSE_STDBUTTONS]; 2413 i = imax(imin(status->dx, 255), -256); 2414 if (i < 0) 2415 buf[0] |= MOUSE_PS2_XNEG; 2416 buf[1] = i; 2417 i = imax(imin(status->dy, 255), -256); 2418 if (i < 0) 2419 buf[0] |= MOUSE_PS2_YNEG; 2420 buf[2] = i; 2421 return (MOUSE_PS2_PACKETSIZE); 2422 } else if (sc->mode.level == PSM_LEVEL_STANDARD) { 2423 buf[0] = MOUSE_MSC_SYNC | 2424 butmapmsc[status->button & MOUSE_STDBUTTONS]; 2425 i = imax(imin(status->dx, 255), -256); 2426 buf[1] = i >> 1; 2427 buf[3] = i - buf[1]; 2428 i = imax(imin(status->dy, 255), -256); 2429 buf[2] = i >> 1; 2430 buf[4] = i - buf[2]; 2431 i = imax(imin(status->dz, 127), -128); 2432 buf[5] = (i >> 1) & 0x7f; 2433 buf[6] = (i - (i >> 1)) & 0x7f; 2434 buf[7] = (~status->button >> 3) & 0x7f; 2435 return (MOUSE_SYS_PACKETSIZE); 2436 } 2437 return (pb->inputbytes); 2438 } 2439 2440 static int 2441 psmread(struct cdev *dev, struct uio *uio, int flag) 2442 { 2443 struct psm_softc *sc = dev->si_drv1; 2444 u_char buf[PSM_SMALLBUFSIZE]; 2445 int error = 0; 2446 int s; 2447 int l; 2448 2449 if ((sc->state & PSM_VALID) == 0) 2450 return (EIO); 2451 2452 /* block until mouse activity occurred */ 2453 s = spltty(); 2454 while (sc->queue.count <= 0) { 2455 if (dev != sc->bdev) { 2456 splx(s); 2457 return (EWOULDBLOCK); 2458 } 2459 sc->state |= PSM_ASLP; 2460 error = tsleep(sc, PZERO | PCATCH, "psmrea", 0); 2461 sc->state &= ~PSM_ASLP; 2462 if (error) { 2463 splx(s); 2464 return (error); 2465 } else if ((sc->state & PSM_VALID) == 0) { 2466 /* the device disappeared! */ 2467 splx(s); 2468 return (EIO); 2469 } 2470 } 2471 splx(s); 2472 2473 /* copy data to the user land */ 2474 while ((sc->queue.count > 0) && (uio->uio_resid > 0)) { 2475 s = spltty(); 2476 l = imin(sc->queue.count, uio->uio_resid); 2477 if (l > sizeof(buf)) 2478 l = sizeof(buf); 2479 if (l > sizeof(sc->queue.buf) - sc->queue.head) { 2480 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], 2481 sizeof(sc->queue.buf) - sc->queue.head); 2482 bcopy(&sc->queue.buf[0], 2483 &buf[sizeof(sc->queue.buf) - sc->queue.head], 2484 l - (sizeof(sc->queue.buf) - sc->queue.head)); 2485 } else 2486 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], l); 2487 sc->queue.count -= l; 2488 sc->queue.head = (sc->queue.head + l) % sizeof(sc->queue.buf); 2489 splx(s); 2490 error = uiomove(buf, l, uio); 2491 if (error) 2492 break; 2493 } 2494 2495 return (error); 2496 } 2497 2498 static int 2499 block_mouse_data(struct psm_softc *sc, int *c) 2500 { 2501 int s; 2502 2503 if (!kbdc_lock(sc->kbdc, TRUE)) 2504 return (EIO); 2505 2506 s = spltty(); 2507 *c = get_controller_command_byte(sc->kbdc); 2508 if ((*c == -1) || !set_controller_command_byte(sc->kbdc, 2509 kbdc_get_device_mask(sc->kbdc), 2510 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2511 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2512 /* this is CONTROLLER ERROR */ 2513 splx(s); 2514 kbdc_lock(sc->kbdc, FALSE); 2515 return (EIO); 2516 } 2517 2518 /* 2519 * The device may be in the middle of status data transmission. 2520 * The transmission will be interrupted, thus, incomplete status 2521 * data must be discarded. Although the aux interrupt is disabled 2522 * at the keyboard controller level, at most one aux interrupt 2523 * may have already been pending and a data byte is in the 2524 * output buffer; throw it away. Note that the second argument 2525 * to `empty_aux_buffer()' is zero, so that the call will just 2526 * flush the internal queue. 2527 * `psmintr()' will be invoked after `splx()' if an interrupt is 2528 * pending; it will see no data and returns immediately. 2529 */ 2530 empty_aux_buffer(sc->kbdc, 0); /* flush the queue */ 2531 read_aux_data_no_wait(sc->kbdc); /* throw away data if any */ 2532 flushpackets(sc); 2533 splx(s); 2534 2535 return (0); 2536 } 2537 2538 static void 2539 dropqueue(struct psm_softc *sc) 2540 { 2541 2542 sc->queue.count = 0; 2543 sc->queue.head = 0; 2544 sc->queue.tail = 0; 2545 if ((sc->state & PSM_SOFTARMED) != 0) { 2546 sc->state &= ~PSM_SOFTARMED; 2547 callout_stop(&sc->softcallout); 2548 } 2549 sc->pqueue_start = sc->pqueue_end; 2550 } 2551 2552 static void 2553 flushpackets(struct psm_softc *sc) 2554 { 2555 2556 dropqueue(sc); 2557 bzero(&sc->pqueue, sizeof(sc->pqueue)); 2558 } 2559 2560 static int 2561 unblock_mouse_data(struct psm_softc *sc, int c) 2562 { 2563 int error = 0; 2564 2565 /* 2566 * We may have seen a part of status data during `set_mouse_XXX()'. 2567 * they have been queued; flush it. 2568 */ 2569 empty_aux_buffer(sc->kbdc, 0); 2570 2571 /* restore ports and interrupt */ 2572 if (!set_controller_command_byte(sc->kbdc, 2573 kbdc_get_device_mask(sc->kbdc), 2574 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 2575 /* 2576 * CONTROLLER ERROR; this is serious, we may have 2577 * been left with the inaccessible keyboard and 2578 * the disabled mouse interrupt. 2579 */ 2580 error = EIO; 2581 } 2582 2583 kbdc_lock(sc->kbdc, FALSE); 2584 return (error); 2585 } 2586 2587 static int 2588 psmwrite(struct cdev *dev, struct uio *uio, int flag) 2589 { 2590 struct psm_softc *sc = dev->si_drv1; 2591 u_char buf[PSM_SMALLBUFSIZE]; 2592 int error = 0, i, l; 2593 2594 if ((sc->state & PSM_VALID) == 0) 2595 return (EIO); 2596 2597 if (sc->mode.level < PSM_LEVEL_NATIVE) 2598 return (ENODEV); 2599 2600 /* copy data from the user land */ 2601 while (uio->uio_resid > 0) { 2602 l = imin(PSM_SMALLBUFSIZE, uio->uio_resid); 2603 error = uiomove(buf, l, uio); 2604 if (error) 2605 break; 2606 for (i = 0; i < l; i++) { 2607 VLOG(4, (LOG_DEBUG, "psm: cmd 0x%x\n", buf[i])); 2608 if (!write_aux_command(sc->kbdc, buf[i])) { 2609 VLOG(2, (LOG_DEBUG, 2610 "psm: cmd 0x%x failed.\n", buf[i])); 2611 return (reinitialize(sc, FALSE)); 2612 } 2613 } 2614 } 2615 2616 return (error); 2617 } 2618 2619 static int 2620 psmioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag, 2621 struct thread *td) 2622 { 2623 struct psm_softc *sc = dev->si_drv1; 2624 mousemode_t mode; 2625 mousestatus_t status; 2626 mousedata_t *data; 2627 int stat[3]; 2628 int command_byte; 2629 int error = 0; 2630 int s; 2631 2632 /* Perform IOCTL command */ 2633 switch (cmd) { 2634 case OLD_MOUSE_GETHWINFO: 2635 s = spltty(); 2636 ((old_mousehw_t *)addr)->buttons = sc->hw.buttons; 2637 ((old_mousehw_t *)addr)->iftype = sc->hw.iftype; 2638 ((old_mousehw_t *)addr)->type = sc->hw.type; 2639 ((old_mousehw_t *)addr)->hwid = sc->hw.hwid & 0x00ff; 2640 splx(s); 2641 break; 2642 2643 case MOUSE_GETHWINFO: 2644 s = spltty(); 2645 *(mousehw_t *)addr = sc->hw; 2646 if (sc->mode.level == PSM_LEVEL_BASE) 2647 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC; 2648 splx(s); 2649 break; 2650 2651 case MOUSE_SYN_GETHWINFO: 2652 s = spltty(); 2653 if (sc->synhw.infoMajor >= 4) 2654 *(synapticshw_t *)addr = sc->synhw; 2655 else 2656 error = EINVAL; 2657 splx(s); 2658 break; 2659 2660 case OLD_MOUSE_GETMODE: 2661 s = spltty(); 2662 switch (sc->mode.level) { 2663 case PSM_LEVEL_BASE: 2664 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2665 break; 2666 case PSM_LEVEL_STANDARD: 2667 ((old_mousemode_t *)addr)->protocol = 2668 MOUSE_PROTO_SYSMOUSE; 2669 break; 2670 case PSM_LEVEL_NATIVE: 2671 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2672 break; 2673 } 2674 ((old_mousemode_t *)addr)->rate = sc->mode.rate; 2675 ((old_mousemode_t *)addr)->resolution = sc->mode.resolution; 2676 ((old_mousemode_t *)addr)->accelfactor = sc->mode.accelfactor; 2677 splx(s); 2678 break; 2679 2680 case MOUSE_GETMODE: 2681 s = spltty(); 2682 *(mousemode_t *)addr = sc->mode; 2683 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 2684 ((mousemode_t *)addr)->syncmask[0] = 0; 2685 ((mousemode_t *)addr)->syncmask[1] = 0; 2686 } 2687 ((mousemode_t *)addr)->resolution = 2688 MOUSE_RES_LOW - sc->mode.resolution; 2689 switch (sc->mode.level) { 2690 case PSM_LEVEL_BASE: 2691 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2692 ((mousemode_t *)addr)->packetsize = 2693 MOUSE_PS2_PACKETSIZE; 2694 break; 2695 case PSM_LEVEL_STANDARD: 2696 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 2697 ((mousemode_t *)addr)->packetsize = 2698 MOUSE_SYS_PACKETSIZE; 2699 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK; 2700 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC; 2701 break; 2702 case PSM_LEVEL_NATIVE: 2703 /* FIXME: this isn't quite correct... XXX */ 2704 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2705 break; 2706 } 2707 splx(s); 2708 break; 2709 2710 case OLD_MOUSE_SETMODE: 2711 case MOUSE_SETMODE: 2712 if (cmd == OLD_MOUSE_SETMODE) { 2713 mode.rate = ((old_mousemode_t *)addr)->rate; 2714 /* 2715 * resolution old I/F new I/F 2716 * default 0 0 2717 * low 1 -2 2718 * medium low 2 -3 2719 * medium high 3 -4 2720 * high 4 -5 2721 */ 2722 if (((old_mousemode_t *)addr)->resolution > 0) 2723 mode.resolution = 2724 -((old_mousemode_t *)addr)->resolution - 1; 2725 else 2726 mode.resolution = 0; 2727 mode.accelfactor = 2728 ((old_mousemode_t *)addr)->accelfactor; 2729 mode.level = -1; 2730 } else 2731 mode = *(mousemode_t *)addr; 2732 2733 /* adjust and validate parameters. */ 2734 if (mode.rate > UCHAR_MAX) 2735 return (EINVAL); 2736 if (mode.rate == 0) 2737 mode.rate = sc->dflt_mode.rate; 2738 else if (mode.rate == -1) 2739 /* don't change the current setting */ 2740 ; 2741 else if (mode.rate < 0) 2742 return (EINVAL); 2743 if (mode.resolution >= UCHAR_MAX) 2744 return (EINVAL); 2745 if (mode.resolution >= 200) 2746 mode.resolution = MOUSE_RES_HIGH; 2747 else if (mode.resolution >= 100) 2748 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2749 else if (mode.resolution >= 50) 2750 mode.resolution = MOUSE_RES_MEDIUMLOW; 2751 else if (mode.resolution > 0) 2752 mode.resolution = MOUSE_RES_LOW; 2753 if (mode.resolution == MOUSE_RES_DEFAULT) 2754 mode.resolution = sc->dflt_mode.resolution; 2755 else if (mode.resolution == -1) 2756 /* don't change the current setting */ 2757 ; 2758 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2759 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2760 if (mode.level == -1) 2761 /* don't change the current setting */ 2762 mode.level = sc->mode.level; 2763 else if ((mode.level < PSM_LEVEL_MIN) || 2764 (mode.level > PSM_LEVEL_MAX)) 2765 return (EINVAL); 2766 if (mode.accelfactor == -1) 2767 /* don't change the current setting */ 2768 mode.accelfactor = sc->mode.accelfactor; 2769 else if (mode.accelfactor < 0) 2770 return (EINVAL); 2771 2772 /* don't allow anybody to poll the keyboard controller */ 2773 error = block_mouse_data(sc, &command_byte); 2774 if (error) 2775 return (error); 2776 2777 /* set mouse parameters */ 2778 if (mode.rate > 0) 2779 mode.rate = set_mouse_sampling_rate(sc->kbdc, 2780 mode.rate); 2781 if (mode.resolution >= 0) 2782 mode.resolution = 2783 set_mouse_resolution(sc->kbdc, mode.resolution); 2784 set_mouse_scaling(sc->kbdc, 1); 2785 get_mouse_status(sc->kbdc, stat, 0, 3); 2786 2787 s = spltty(); 2788 sc->mode.rate = mode.rate; 2789 sc->mode.resolution = mode.resolution; 2790 sc->mode.accelfactor = mode.accelfactor; 2791 sc->mode.level = mode.level; 2792 splx(s); 2793 2794 unblock_mouse_data(sc, command_byte); 2795 break; 2796 2797 case MOUSE_GETLEVEL: 2798 *(int *)addr = sc->mode.level; 2799 break; 2800 2801 case MOUSE_SETLEVEL: 2802 if ((*(int *)addr < PSM_LEVEL_MIN) || 2803 (*(int *)addr > PSM_LEVEL_MAX)) 2804 return (EINVAL); 2805 sc->mode.level = *(int *)addr; 2806 break; 2807 2808 case MOUSE_GETSTATUS: 2809 s = spltty(); 2810 status = sc->status; 2811 sc->status.flags = 0; 2812 sc->status.obutton = sc->status.button; 2813 sc->status.button = 0; 2814 sc->status.dx = 0; 2815 sc->status.dy = 0; 2816 sc->status.dz = 0; 2817 splx(s); 2818 *(mousestatus_t *)addr = status; 2819 break; 2820 2821 case MOUSE_READSTATE: 2822 case MOUSE_READDATA: 2823 data = (mousedata_t *)addr; 2824 if (data->len > sizeof(data->buf)/sizeof(data->buf[0])) 2825 return (EINVAL); 2826 2827 error = block_mouse_data(sc, &command_byte); 2828 if (error) 2829 return (error); 2830 if ((data->len = get_mouse_status(sc->kbdc, data->buf, 2831 (cmd == MOUSE_READDATA) ? 1 : 0, data->len)) <= 0) 2832 error = EIO; 2833 unblock_mouse_data(sc, command_byte); 2834 break; 2835 2836 #if (defined(MOUSE_SETRESOLUTION)) 2837 case MOUSE_SETRESOLUTION: 2838 mode.resolution = *(int *)addr; 2839 if (mode.resolution >= UCHAR_MAX) 2840 return (EINVAL); 2841 else if (mode.resolution >= 200) 2842 mode.resolution = MOUSE_RES_HIGH; 2843 else if (mode.resolution >= 100) 2844 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2845 else if (mode.resolution >= 50) 2846 mode.resolution = MOUSE_RES_MEDIUMLOW; 2847 else if (mode.resolution > 0) 2848 mode.resolution = MOUSE_RES_LOW; 2849 if (mode.resolution == MOUSE_RES_DEFAULT) 2850 mode.resolution = sc->dflt_mode.resolution; 2851 else if (mode.resolution == -1) 2852 mode.resolution = sc->mode.resolution; 2853 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2854 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2855 2856 error = block_mouse_data(sc, &command_byte); 2857 if (error) 2858 return (error); 2859 sc->mode.resolution = 2860 set_mouse_resolution(sc->kbdc, mode.resolution); 2861 if (sc->mode.resolution != mode.resolution) 2862 error = EIO; 2863 unblock_mouse_data(sc, command_byte); 2864 break; 2865 #endif /* MOUSE_SETRESOLUTION */ 2866 2867 #if (defined(MOUSE_SETRATE)) 2868 case MOUSE_SETRATE: 2869 mode.rate = *(int *)addr; 2870 if (mode.rate > UCHAR_MAX) 2871 return (EINVAL); 2872 if (mode.rate == 0) 2873 mode.rate = sc->dflt_mode.rate; 2874 else if (mode.rate < 0) 2875 mode.rate = sc->mode.rate; 2876 2877 error = block_mouse_data(sc, &command_byte); 2878 if (error) 2879 return (error); 2880 sc->mode.rate = set_mouse_sampling_rate(sc->kbdc, mode.rate); 2881 if (sc->mode.rate != mode.rate) 2882 error = EIO; 2883 unblock_mouse_data(sc, command_byte); 2884 break; 2885 #endif /* MOUSE_SETRATE */ 2886 2887 #if (defined(MOUSE_SETSCALING)) 2888 case MOUSE_SETSCALING: 2889 if ((*(int *)addr <= 0) || (*(int *)addr > 2)) 2890 return (EINVAL); 2891 2892 error = block_mouse_data(sc, &command_byte); 2893 if (error) 2894 return (error); 2895 if (!set_mouse_scaling(sc->kbdc, *(int *)addr)) 2896 error = EIO; 2897 unblock_mouse_data(sc, command_byte); 2898 break; 2899 #endif /* MOUSE_SETSCALING */ 2900 2901 #if (defined(MOUSE_GETHWID)) 2902 case MOUSE_GETHWID: 2903 error = block_mouse_data(sc, &command_byte); 2904 if (error) 2905 return (error); 2906 sc->hw.hwid &= ~0x00ff; 2907 sc->hw.hwid |= get_aux_id(sc->kbdc); 2908 *(int *)addr = sc->hw.hwid & 0x00ff; 2909 unblock_mouse_data(sc, command_byte); 2910 break; 2911 #endif /* MOUSE_GETHWID */ 2912 2913 case FIONBIO: 2914 case FIOASYNC: 2915 break; 2916 case FIOSETOWN: 2917 error = fsetown(*(int *)addr, &sc->async); 2918 break; 2919 case FIOGETOWN: 2920 *(int *) addr = fgetown(&sc->async); 2921 break; 2922 default: 2923 return (ENOTTY); 2924 } 2925 2926 return (error); 2927 } 2928 2929 static void 2930 psmtimeout(void *arg) 2931 { 2932 struct psm_softc *sc; 2933 int s; 2934 2935 sc = (struct psm_softc *)arg; 2936 s = spltty(); 2937 if (sc->watchdog && kbdc_lock(sc->kbdc, TRUE)) { 2938 VLOG(6, (LOG_DEBUG, "psm%d: lost interrupt?\n", sc->unit)); 2939 psmintr(sc); 2940 kbdc_lock(sc->kbdc, FALSE); 2941 } 2942 sc->watchdog = TRUE; 2943 splx(s); 2944 callout_reset(&sc->callout, hz, psmtimeout, sc); 2945 } 2946 2947 /* Add all sysctls under the debug.psm and hw.psm nodes */ 2948 static SYSCTL_NODE(_debug, OID_AUTO, psm, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 2949 "ps/2 mouse"); 2950 static SYSCTL_NODE(_hw, OID_AUTO, psm, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 2951 "ps/2 mouse"); 2952 2953 SYSCTL_INT(_debug_psm, OID_AUTO, loglevel, CTLFLAG_RWTUN, &verbose, 0, 2954 "Verbosity level"); 2955 2956 static int psmhz = 20; 2957 SYSCTL_INT(_debug_psm, OID_AUTO, hz, CTLFLAG_RW, &psmhz, 0, 2958 "Frequency of the softcallout (in hz)"); 2959 static int psmerrsecs = 2; 2960 SYSCTL_INT(_debug_psm, OID_AUTO, errsecs, CTLFLAG_RW, &psmerrsecs, 0, 2961 "Number of seconds during which packets will dropped after a sync error"); 2962 static int psmerrusecs = 0; 2963 SYSCTL_INT(_debug_psm, OID_AUTO, errusecs, CTLFLAG_RW, &psmerrusecs, 0, 2964 "Microseconds to add to psmerrsecs"); 2965 static int psmsecs = 0; 2966 SYSCTL_INT(_debug_psm, OID_AUTO, secs, CTLFLAG_RW, &psmsecs, 0, 2967 "Max number of seconds between soft interrupts"); 2968 static int psmusecs = 500000; 2969 SYSCTL_INT(_debug_psm, OID_AUTO, usecs, CTLFLAG_RW, &psmusecs, 0, 2970 "Microseconds to add to psmsecs"); 2971 static int pkterrthresh = 2; 2972 SYSCTL_INT(_debug_psm, OID_AUTO, pkterrthresh, CTLFLAG_RW, &pkterrthresh, 0, 2973 "Number of error packets allowed before reinitializing the mouse"); 2974 2975 SYSCTL_INT(_hw_psm, OID_AUTO, tap_enabled, CTLFLAG_RWTUN, &tap_enabled, 0, 2976 "Enable tap and drag gestures"); 2977 static int tap_threshold = PSM_TAP_THRESHOLD; 2978 SYSCTL_INT(_hw_psm, OID_AUTO, tap_threshold, CTLFLAG_RW, &tap_threshold, 0, 2979 "Button tap threshold"); 2980 static int tap_timeout = PSM_TAP_TIMEOUT; 2981 SYSCTL_INT(_hw_psm, OID_AUTO, tap_timeout, CTLFLAG_RW, &tap_timeout, 0, 2982 "Tap timeout for touchpads"); 2983 2984 /* Tunables */ 2985 SYSCTL_INT(_hw_psm, OID_AUTO, synaptics_support, CTLFLAG_RDTUN, 2986 &synaptics_support, 0, "Enable support for Synaptics touchpads"); 2987 2988 SYSCTL_INT(_hw_psm, OID_AUTO, trackpoint_support, CTLFLAG_RDTUN, 2989 &trackpoint_support, 0, "Enable support for IBM/Lenovo TrackPoint"); 2990 2991 SYSCTL_INT(_hw_psm, OID_AUTO, elantech_support, CTLFLAG_RDTUN, 2992 &elantech_support, 0, "Enable support for Elantech touchpads"); 2993 2994 SYSCTL_INT(_hw_psm, OID_AUTO, mux_disabled, CTLFLAG_RDTUN, 2995 &mux_disabled, 0, "Disable active multiplexing"); 2996 2997 static void 2998 psmintr(void *arg) 2999 { 3000 struct psm_softc *sc = arg; 3001 struct timeval now; 3002 int c; 3003 packetbuf_t *pb; 3004 3005 if (aux_mux_is_enabled(sc->kbdc)) 3006 VLOG(2, (LOG_DEBUG, "psmintr: active multiplexing mode is not " 3007 "supported!\n")); 3008 3009 /* read until there is nothing to read */ 3010 while((c = read_aux_data_no_wait(sc->kbdc)) != -1) { 3011 pb = &sc->pqueue[sc->pqueue_end]; 3012 3013 /* discard the byte if the device is not open */ 3014 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 3015 continue; 3016 3017 getmicrouptime(&now); 3018 if ((pb->inputbytes > 0) && 3019 timevalcmp(&now, &sc->inputtimeout, >)) { 3020 VLOG(3, (LOG_DEBUG, "psmintr: delay too long; " 3021 "resetting byte count\n")); 3022 pb->inputbytes = 0; 3023 sc->syncerrors = 0; 3024 sc->pkterrors = 0; 3025 } 3026 sc->inputtimeout.tv_sec = PSM_INPUT_TIMEOUT / 1000000; 3027 sc->inputtimeout.tv_usec = PSM_INPUT_TIMEOUT % 1000000; 3028 timevaladd(&sc->inputtimeout, &now); 3029 3030 pb->ipacket[pb->inputbytes++] = c; 3031 3032 if (sc->mode.level == PSM_LEVEL_NATIVE) { 3033 VLOG(4, (LOG_DEBUG, "psmintr: %02x\n", pb->ipacket[0])); 3034 sc->syncerrors = 0; 3035 sc->pkterrors = 0; 3036 goto next; 3037 } else { 3038 if (pb->inputbytes < sc->mode.packetsize) 3039 continue; 3040 3041 VLOG(4, (LOG_DEBUG, 3042 "psmintr: %02x %02x %02x %02x %02x %02x\n", 3043 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 3044 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 3045 } 3046 3047 c = pb->ipacket[0]; 3048 3049 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 3050 sc->mode.syncmask[1] = (c & sc->mode.syncmask[0]); 3051 sc->flags &= ~PSM_NEED_SYNCBITS; 3052 VLOG(2, (LOG_DEBUG, 3053 "psmintr: Sync bytes now %04x,%04x\n", 3054 sc->mode.syncmask[0], sc->mode.syncmask[1])); 3055 } else if ((sc->config & PSM_CONFIG_NOCHECKSYNC) == 0 && 3056 (c & sc->mode.syncmask[0]) != sc->mode.syncmask[1]) { 3057 VLOG(3, (LOG_DEBUG, "psmintr: out of sync " 3058 "(%04x != %04x) %d cmds since last error.\n", 3059 c & sc->mode.syncmask[0], sc->mode.syncmask[1], 3060 sc->cmdcount - sc->lasterr)); 3061 sc->lasterr = sc->cmdcount; 3062 /* 3063 * The sync byte test is a weak measure of packet 3064 * validity. Conservatively discard any input yet 3065 * to be seen by userland when we detect a sync 3066 * error since there is a good chance some of 3067 * the queued packets have undetected errors. 3068 */ 3069 dropqueue(sc); 3070 if (sc->syncerrors == 0) 3071 sc->pkterrors++; 3072 ++sc->syncerrors; 3073 sc->lastinputerr = now; 3074 if (sc->syncerrors >= sc->mode.packetsize * 2 || 3075 sc->pkterrors >= pkterrthresh) { 3076 /* 3077 * If we've failed to find a single sync byte 3078 * in 2 packets worth of data, or we've seen 3079 * persistent packet errors during the 3080 * validation period, reinitialize the mouse 3081 * in hopes of returning it to the expected 3082 * mode. 3083 */ 3084 VLOG(3, (LOG_DEBUG, 3085 "psmintr: reset the mouse.\n")); 3086 reinitialize(sc, TRUE); 3087 } else if (sc->syncerrors == sc->mode.packetsize) { 3088 /* 3089 * Try a soft reset after searching for a sync 3090 * byte through a packet length of bytes. 3091 */ 3092 VLOG(3, (LOG_DEBUG, 3093 "psmintr: re-enable the mouse.\n")); 3094 pb->inputbytes = 0; 3095 disable_aux_dev(sc->kbdc); 3096 enable_aux_dev(sc->kbdc); 3097 } else { 3098 VLOG(3, (LOG_DEBUG, 3099 "psmintr: discard a byte (%d)\n", 3100 sc->syncerrors)); 3101 pb->inputbytes--; 3102 bcopy(&pb->ipacket[1], &pb->ipacket[0], 3103 pb->inputbytes); 3104 } 3105 continue; 3106 } 3107 3108 /* 3109 * We have what appears to be a valid packet. 3110 * Reset the error counters. 3111 */ 3112 sc->syncerrors = 0; 3113 3114 /* 3115 * Drop even good packets if they occur within a timeout 3116 * period of a sync error. This allows the detection of 3117 * a change in the mouse's packet mode without exposing 3118 * erratic mouse behavior to the user. Some KVMs forget 3119 * enhanced mouse modes during switch events. 3120 */ 3121 if (!timeelapsed(&sc->lastinputerr, psmerrsecs, psmerrusecs, 3122 &now)) { 3123 pb->inputbytes = 0; 3124 continue; 3125 } 3126 3127 /* 3128 * Now that we're out of the validation period, reset 3129 * the packet error count. 3130 */ 3131 sc->pkterrors = 0; 3132 3133 sc->cmdcount++; 3134 next: 3135 if (++sc->pqueue_end >= PSM_PACKETQUEUE) 3136 sc->pqueue_end = 0; 3137 /* 3138 * If we've filled the queue then call the softintr ourselves, 3139 * otherwise schedule the interrupt for later. 3140 */ 3141 if (!timeelapsed(&sc->lastsoftintr, psmsecs, psmusecs, &now) || 3142 (sc->pqueue_end == sc->pqueue_start)) { 3143 if ((sc->state & PSM_SOFTARMED) != 0) { 3144 sc->state &= ~PSM_SOFTARMED; 3145 callout_stop(&sc->softcallout); 3146 } 3147 psmsoftintr(arg); 3148 } else if ((sc->state & PSM_SOFTARMED) == 0) { 3149 sc->state |= PSM_SOFTARMED; 3150 callout_reset(&sc->softcallout, 3151 psmhz < 1 ? 1 : (hz/psmhz), psmsoftintr, arg); 3152 } 3153 } 3154 } 3155 3156 static void 3157 proc_mmanplus(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3158 int *x, int *y, int *z) 3159 { 3160 3161 /* 3162 * PS2++ protocol packet 3163 * 3164 * b7 b6 b5 b4 b3 b2 b1 b0 3165 * byte 1: * 1 p3 p2 1 * * * 3166 * byte 2: c1 c2 p1 p0 d1 d0 1 0 3167 * 3168 * p3-p0: packet type 3169 * c1, c2: c1 & c2 == 1, if p2 == 0 3170 * c1 & c2 == 0, if p2 == 1 3171 * 3172 * packet type: 0 (device type) 3173 * See comments in enable_mmanplus() below. 3174 * 3175 * packet type: 1 (wheel data) 3176 * 3177 * b7 b6 b5 b4 b3 b2 b1 b0 3178 * byte 3: h * B5 B4 s d2 d1 d0 3179 * 3180 * h: 1, if horizontal roller data 3181 * 0, if vertical roller data 3182 * B4, B5: button 4 and 5 3183 * s: sign bit 3184 * d2-d0: roller data 3185 * 3186 * packet type: 2 (reserved) 3187 */ 3188 if (((pb->ipacket[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) && 3189 (abs(*x) > 191) && MOUSE_PS2PLUS_CHECKBITS(pb->ipacket)) { 3190 /* 3191 * the extended data packet encodes button 3192 * and wheel events 3193 */ 3194 switch (MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket)) { 3195 case 1: 3196 /* wheel data packet */ 3197 *x = *y = 0; 3198 if (pb->ipacket[2] & 0x80) { 3199 /* XXX horizontal roller count - ignore it */ 3200 ; 3201 } else { 3202 /* vertical roller count */ 3203 *z = (pb->ipacket[2] & MOUSE_PS2PLUS_ZNEG) ? 3204 (pb->ipacket[2] & 0x0f) - 16 : 3205 (pb->ipacket[2] & 0x0f); 3206 } 3207 ms->button |= (pb->ipacket[2] & 3208 MOUSE_PS2PLUS_BUTTON4DOWN) ? 3209 MOUSE_BUTTON4DOWN : 0; 3210 ms->button |= (pb->ipacket[2] & 3211 MOUSE_PS2PLUS_BUTTON5DOWN) ? 3212 MOUSE_BUTTON5DOWN : 0; 3213 break; 3214 case 2: 3215 /* 3216 * this packet type is reserved by 3217 * Logitech... 3218 */ 3219 /* 3220 * IBM ScrollPoint Mouse uses this 3221 * packet type to encode both vertical 3222 * and horizontal scroll movement. 3223 */ 3224 *x = *y = 0; 3225 /* horizontal count */ 3226 if (pb->ipacket[2] & 0x0f) 3227 *z = (pb->ipacket[2] & MOUSE_SPOINT_WNEG) ? 3228 -2 : 2; 3229 /* vertical count */ 3230 if (pb->ipacket[2] & 0xf0) 3231 *z = (pb->ipacket[2] & MOUSE_SPOINT_ZNEG) ? 3232 -1 : 1; 3233 break; 3234 case 0: 3235 /* device type packet - shouldn't happen */ 3236 /* FALLTHROUGH */ 3237 default: 3238 *x = *y = 0; 3239 ms->button = ms->obutton; 3240 VLOG(1, (LOG_DEBUG, "psmintr: unknown PS2++ packet " 3241 "type %d: 0x%02x 0x%02x 0x%02x\n", 3242 MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket), 3243 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2])); 3244 break; 3245 } 3246 } else { 3247 /* preserve button states */ 3248 ms->button |= ms->obutton & MOUSE_EXTBUTTONS; 3249 } 3250 } 3251 3252 static int 3253 proc_synaptics(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3254 int *x, int *y, int *z) 3255 { 3256 static int touchpad_buttons; 3257 static int guest_buttons; 3258 static int ew_finger_count; 3259 static finger_t f[PSM_FINGERS]; 3260 int w, id, nfingers, palm, ewcode, extended_buttons, clickpad_pressed; 3261 3262 extended_buttons = 0; 3263 3264 /* TouchPad PS/2 absolute mode message format with capFourButtons: 3265 * 3266 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3267 * ------------------------------------------------ 3268 * ipacket[0]: 1 0 W3 W2 0 W1 R L 3269 * ipacket[1]: Yb Ya Y9 Y8 Xb Xa X9 X8 3270 * ipacket[2]: Z7 Z6 Z5 Z4 Z3 Z2 Z1 Z0 3271 * ipacket[3]: 1 1 Yc Xc 0 W0 D^R U^L 3272 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 3273 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 3274 * 3275 * Legend: 3276 * L: left physical mouse button 3277 * R: right physical mouse button 3278 * D: down button 3279 * U: up button 3280 * W: "wrist" value 3281 * X: x position 3282 * Y: y position 3283 * Z: pressure 3284 * 3285 * Without capFourButtons but with nExtendeButtons and/or capMiddle 3286 * 3287 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3288 * ------------------------------------------------------ 3289 * ipacket[3]: 1 1 Yc Xc 0 W0 E^R M^L 3290 * ipacket[4]: X7 X6 X5 X4 X3|b7 X2|b5 X1|b3 X0|b1 3291 * ipacket[5]: Y7 Y6 Y5 Y4 Y3|b8 Y2|b6 Y1|b4 Y0|b2 3292 * 3293 * Legend: 3294 * M: Middle physical mouse button 3295 * E: Extended mouse buttons reported instead of low bits of X and Y 3296 * b1-b8: Extended mouse buttons 3297 * Only ((nExtendedButtons + 1) >> 1) bits are used in packet 3298 * 4 and 5, for reading X and Y value they should be zeroed. 3299 * 3300 * Absolute reportable limits: 0 - 6143. 3301 * Typical bezel limits: 1472 - 5472. 3302 * Typical edge marings: 1632 - 5312. 3303 * 3304 * w = 3 Passthrough Packet 3305 * 3306 * Byte 2,5,6 == Byte 1,2,3 of "Guest" 3307 */ 3308 3309 if (!synaptics_support) 3310 return (0); 3311 3312 /* Sanity check for out of sync packets. */ 3313 if ((pb->ipacket[0] & 0xc8) != 0x80 || 3314 (pb->ipacket[3] & 0xc8) != 0xc0) 3315 return (-1); 3316 3317 *x = *y = 0; 3318 ms->button = ms->obutton; 3319 3320 /* 3321 * Pressure value. 3322 * Interpretation: 3323 * z = 0 No finger contact 3324 * z = 10 Finger hovering near the pad 3325 * z = 30 Very light finger contact 3326 * z = 80 Normal finger contact 3327 * z = 110 Very heavy finger contact 3328 * z = 200 Finger lying flat on pad surface 3329 * z = 255 Maximum reportable Z 3330 */ 3331 *z = pb->ipacket[2]; 3332 3333 /* 3334 * Finger width value 3335 * Interpretation: 3336 * w = 0 Two finger on the pad (capMultiFinger needed) 3337 * w = 1 Three or more fingers (capMultiFinger needed) 3338 * w = 2 Pen (instead of finger) (capPen needed) 3339 * w = 3 Reserved (passthrough?) 3340 * w = 4-7 Finger of normal width (capPalmDetect needed) 3341 * w = 8-14 Very wide finger or palm (capPalmDetect needed) 3342 * w = 15 Maximum reportable width (capPalmDetect needed) 3343 */ 3344 /* XXX Is checking capExtended enough? */ 3345 if (sc->synhw.capExtended) 3346 w = ((pb->ipacket[0] & 0x30) >> 2) | 3347 ((pb->ipacket[0] & 0x04) >> 1) | 3348 ((pb->ipacket[3] & 0x04) >> 2); 3349 else { 3350 /* Assume a finger of regular width. */ 3351 w = 4; 3352 } 3353 3354 switch (w) { 3355 case 3: 3356 /* 3357 * Handle packets from the guest device. See: 3358 * Synaptics PS/2 TouchPad Interfacing Guide, Section 5.1 3359 */ 3360 if (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX) { 3361 *x = ((pb->ipacket[1] & 0x10) ? 3362 pb->ipacket[4] - 256 : pb->ipacket[4]); 3363 *y = ((pb->ipacket[1] & 0x20) ? 3364 pb->ipacket[5] - 256 : pb->ipacket[5]); 3365 *z = 0; 3366 3367 guest_buttons = 0; 3368 if (pb->ipacket[1] & 0x01) 3369 guest_buttons |= MOUSE_BUTTON1DOWN; 3370 if (pb->ipacket[1] & 0x04) 3371 guest_buttons |= MOUSE_BUTTON2DOWN; 3372 if (pb->ipacket[1] & 0x02) 3373 guest_buttons |= MOUSE_BUTTON3DOWN; 3374 #ifdef EVDEV_SUPPORT 3375 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3376 evdev_push_rel(sc->evdev_r, REL_X, *x); 3377 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 3378 evdev_push_mouse_btn(sc->evdev_r, 3379 guest_buttons | sc->extended_buttons); 3380 evdev_sync(sc->evdev_r); 3381 } 3382 #endif 3383 ms->button = touchpad_buttons | guest_buttons | 3384 sc->extended_buttons; 3385 } 3386 goto SYNAPTICS_END; 3387 3388 case 2: 3389 /* Handle Extended W mode packets */ 3390 ewcode = (pb->ipacket[5] & 0xf0) >> 4; 3391 #if PSM_FINGERS > 1 3392 switch (ewcode) { 3393 case 1: 3394 /* Secondary finger */ 3395 if (sc->synhw.capAdvancedGestures) 3396 f[1] = (finger_t) { 3397 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3398 pb->ipacket[1]) << 1, 3399 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3400 pb->ipacket[2]) << 1, 3401 .p = ((pb->ipacket[3] & 0x30) | 3402 (pb->ipacket[5] & 0x0f)) << 1, 3403 .w = PSM_FINGER_DEFAULT_W, 3404 .flags = PSM_FINGER_FUZZY, 3405 }; 3406 else if (sc->synhw.capReportsV) 3407 f[1] = (finger_t) { 3408 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3409 (pb->ipacket[1] & 0xfe)) << 1, 3410 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3411 (pb->ipacket[2] & 0xfe)) << 1, 3412 .p = ((pb->ipacket[3] & 0x30) | 3413 (pb->ipacket[5] & 0x0e)) << 1, 3414 .w = (((pb->ipacket[5] & 0x01) << 2) | 3415 ((pb->ipacket[2] & 0x01) << 1) | 3416 (pb->ipacket[1] & 0x01)) + 8, 3417 .flags = PSM_FINGER_FUZZY, 3418 }; 3419 break; 3420 case 2: 3421 ew_finger_count = pb->ipacket[1] & 0x0f; 3422 default: 3423 break; 3424 } 3425 #endif 3426 goto SYNAPTICS_END; 3427 3428 case 1: 3429 if (sc->synhw.capReportsV && ew_finger_count > 3) { 3430 nfingers = ew_finger_count; 3431 break; 3432 } 3433 /* FALLTHROUGH */ 3434 case 0: 3435 nfingers = w + 2; 3436 break; 3437 3438 default: 3439 nfingers = 1; 3440 } 3441 3442 if (sc->syninfo.touchpad_off) 3443 goto SYNAPTICS_END; 3444 3445 /* Button presses */ 3446 touchpad_buttons = 0; 3447 if (pb->ipacket[0] & 0x01) 3448 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3449 if (pb->ipacket[0] & 0x02) 3450 touchpad_buttons |= MOUSE_BUTTON3DOWN; 3451 3452 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3453 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x01) 3454 touchpad_buttons |= MOUSE_BUTTON4DOWN; 3455 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x02) 3456 touchpad_buttons |= MOUSE_BUTTON5DOWN; 3457 } else if (sc->synhw.capExtended && sc->synhw.capMiddle && 3458 !sc->synhw.capClickPad) { 3459 /* Middle Button */ 3460 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x01) 3461 touchpad_buttons |= MOUSE_BUTTON2DOWN; 3462 } else if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) { 3463 /* Extended Buttons */ 3464 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x02) { 3465 if (sc->syninfo.directional_scrolls) { 3466 if (pb->ipacket[4] & 0x01) 3467 extended_buttons |= MOUSE_BUTTON4DOWN; 3468 if (pb->ipacket[5] & 0x01) 3469 extended_buttons |= MOUSE_BUTTON5DOWN; 3470 if (pb->ipacket[4] & 0x02) 3471 extended_buttons |= MOUSE_BUTTON6DOWN; 3472 if (pb->ipacket[5] & 0x02) 3473 extended_buttons |= MOUSE_BUTTON7DOWN; 3474 } else { 3475 if (pb->ipacket[4] & 0x01) 3476 extended_buttons |= MOUSE_BUTTON1DOWN; 3477 if (pb->ipacket[5] & 0x01) 3478 extended_buttons |= MOUSE_BUTTON3DOWN; 3479 if (pb->ipacket[4] & 0x02) 3480 extended_buttons |= MOUSE_BUTTON2DOWN; 3481 sc->extended_buttons = extended_buttons; 3482 } 3483 3484 /* 3485 * Zero out bits used by extended buttons to avoid 3486 * misinterpretation of the data absolute position. 3487 * 3488 * The bits represented by 3489 * 3490 * (nExtendedButtons + 1) >> 1 3491 * 3492 * will be masked out in both bytes. 3493 * The mask for n bits is computed with the formula 3494 * 3495 * (1 << n) - 1 3496 */ 3497 int maskedbits = 0; 3498 int mask = 0; 3499 maskedbits = (sc->synhw.nExtendedButtons + 1) >> 1; 3500 mask = (1 << maskedbits) - 1; 3501 #ifdef EVDEV_SUPPORT 3502 int i; 3503 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3504 if (sc->synhw.capPassthrough) { 3505 evdev_push_mouse_btn(sc->evdev_r, 3506 extended_buttons); 3507 evdev_sync(sc->evdev_r); 3508 } 3509 for (i = 0; i < maskedbits; i++) { 3510 evdev_push_key(sc->evdev_a, 3511 BTN_0 + i * 2, 3512 pb->ipacket[4] & (1 << i)); 3513 evdev_push_key(sc->evdev_a, 3514 BTN_0 + i * 2 + 1, 3515 pb->ipacket[5] & (1 << i)); 3516 } 3517 } 3518 #endif 3519 pb->ipacket[4] &= ~(mask); 3520 pb->ipacket[5] &= ~(mask); 3521 } else if (!sc->syninfo.directional_scrolls && 3522 !sc->gesture.in_vscroll) { 3523 /* 3524 * Keep reporting MOUSE DOWN until we get a new packet 3525 * indicating otherwise. 3526 */ 3527 extended_buttons |= sc->extended_buttons; 3528 } 3529 } 3530 3531 if (sc->synhw.capReportsV && nfingers > 1) 3532 f[0] = (finger_t) { 3533 .x = ((pb->ipacket[3] & 0x10) << 8) | 3534 ((pb->ipacket[1] & 0x0f) << 8) | 3535 (pb->ipacket[4] & 0xfd), 3536 .y = ((pb->ipacket[3] & 0x20) << 7) | 3537 ((pb->ipacket[1] & 0xf0) << 4) | 3538 (pb->ipacket[5] & 0xfd), 3539 .p = *z & 0xfe, 3540 .w = (((pb->ipacket[2] & 0x01) << 2) | 3541 (pb->ipacket[5] & 0x02) | 3542 ((pb->ipacket[4] & 0x02) >> 1)) + 8, 3543 .flags = PSM_FINGER_FUZZY, 3544 }; 3545 else 3546 f[0] = (finger_t) { 3547 .x = ((pb->ipacket[3] & 0x10) << 8) | 3548 ((pb->ipacket[1] & 0x0f) << 8) | 3549 pb->ipacket[4], 3550 .y = ((pb->ipacket[3] & 0x20) << 7) | 3551 ((pb->ipacket[1] & 0xf0) << 4) | 3552 pb->ipacket[5], 3553 .p = *z, 3554 .w = w, 3555 .flags = nfingers > 1 ? PSM_FINGER_FUZZY : 0, 3556 }; 3557 3558 /* Ignore hovering and unmeasurable touches */ 3559 if (f[0].p < sc->syninfo.min_pressure || f[0].x < 2) 3560 nfingers = 0; 3561 3562 /* Handle ClickPad */ 3563 if (sc->synhw.capClickPad) { 3564 clickpad_pressed = (pb->ipacket[0] ^ pb->ipacket[3]) & 0x01; 3565 if (sc->synhw.forcePad) { 3566 /* 3567 * Forcepads erroneously report button click if there 3568 * are 2 or more fingers on the touchpad breaking 3569 * multifinger gestures. To workaround this start 3570 * reporting a click only after 4 consecutive single 3571 * touch packets has been received. 3572 * Skip these packets in case more contacts appear. 3573 */ 3574 switch (nfingers) { 3575 case 0: 3576 sc->fpcount = 0; 3577 break; 3578 case 1: 3579 if (clickpad_pressed && sc->fpcount < INT_MAX) 3580 ++sc->fpcount; 3581 /* FALLTHROUGH */ 3582 default: 3583 if (!clickpad_pressed) 3584 sc->fpcount = 0; 3585 if (sc->fpcount >= sc->syninfo.window_min) 3586 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3587 } 3588 } else if (clickpad_pressed) 3589 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3590 } 3591 3592 for (id = 0; id < PSM_FINGERS; id++) 3593 if (id >= nfingers) 3594 PSM_FINGER_RESET(f[id]); 3595 3596 #ifdef EVDEV_SUPPORT 3597 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3598 for (id = 0; id < PSM_FINGERS; id++) { 3599 if (PSM_FINGER_IS_SET(f[id])) 3600 psm_push_mt_finger(sc, id, &f[id]); 3601 else 3602 psm_release_mt_slot(sc->evdev_a, id); 3603 } 3604 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 3605 evdev_push_nfingers(sc->evdev_a, nfingers); 3606 if (nfingers > 0) 3607 psm_push_st_finger(sc, &f[0]); 3608 else 3609 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 3610 evdev_push_mouse_btn(sc->evdev_a, touchpad_buttons); 3611 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3612 evdev_push_key(sc->evdev_a, BTN_FORWARD, 3613 touchpad_buttons & MOUSE_BUTTON4DOWN); 3614 evdev_push_key(sc->evdev_a, BTN_BACK, 3615 touchpad_buttons & MOUSE_BUTTON5DOWN); 3616 } 3617 evdev_sync(sc->evdev_a); 3618 } 3619 #endif 3620 3621 ms->button = touchpad_buttons; 3622 3623 palm = psmpalmdetect(sc, &f[0], nfingers); 3624 3625 /* Palm detection doesn't terminate the current action. */ 3626 if (!palm) 3627 psmgestures(sc, &f[0], nfingers, ms); 3628 3629 for (id = 0; id < PSM_FINGERS; id++) 3630 psmsmoother(sc, &f[id], id, ms, x, y); 3631 3632 if (palm) { 3633 *x = *y = *z = 0; 3634 ms->button = ms->obutton; 3635 return (0); 3636 } 3637 3638 ms->button |= extended_buttons | guest_buttons; 3639 3640 SYNAPTICS_END: 3641 /* 3642 * Use the extra buttons as a scrollwheel 3643 * 3644 * XXX X.Org uses the Z axis for vertical wheel only, 3645 * whereas moused(8) understands special values to differ 3646 * vertical and horizontal wheels. 3647 * 3648 * xf86-input-mouse needs therefore a small patch to 3649 * understand these special values. Without it, the 3650 * horizontal wheel acts as a vertical wheel in X.Org. 3651 * 3652 * That's why the horizontal wheel is disabled by 3653 * default for now. 3654 */ 3655 if (ms->button & MOUSE_BUTTON4DOWN) 3656 *z = -1; 3657 else if (ms->button & MOUSE_BUTTON5DOWN) 3658 *z = 1; 3659 else if (ms->button & MOUSE_BUTTON6DOWN) 3660 *z = -2; 3661 else if (ms->button & MOUSE_BUTTON7DOWN) 3662 *z = 2; 3663 else 3664 *z = 0; 3665 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 3666 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 3667 3668 return (0); 3669 } 3670 3671 static int 3672 proc_synaptics_mux(struct psm_softc *sc, packetbuf_t *pb) 3673 { 3674 int butt; 3675 3676 /* 3677 * Convert 3-byte interleaved mixture of Synaptics and generic mouse 3678 * packets into plain 6-byte Synaptics packet protocol. 3679 * While in hidden multiplexing mode KBC does some editing of the 3680 * packet stream. It remembers the button bits from the last packet 3681 * received from each device, and replaces the button bits of every 3682 * packet with the logical OR of all devices’ most recent button bits. 3683 * This button crosstalk should be filtered out as Synaptics and 3684 * generic mouse encode middle button presses in a different way. 3685 */ 3686 switch (pb->ipacket[0] & 0xc0) { 3687 case 0x80: /* First 3 bytes of Synaptics packet */ 3688 bcopy(pb->ipacket, sc->muxsave, 3); 3689 /* Compute middle mouse button supression timeout. */ 3690 sc->muxmidtimeout.tv_sec = 0; 3691 sc->muxmidtimeout.tv_usec = 50000; /* ~2-3 ints */ 3692 timevaladd(&sc->muxmidtimeout, &sc->lastsoftintr); 3693 return (1); 3694 3695 case 0xc0: /* Second 3 bytes of Synaptics packet */ 3696 /* Join two 3-bytes absolute packets */ 3697 bcopy(pb->ipacket, pb->ipacket + 3, 3); 3698 bcopy(sc->muxsave, pb->ipacket, 3); 3699 /* Prefer trackpoint buttons over touchpad's */ 3700 pb->ipacket[0] &= ~(0x08 | sc->muxmsbuttons); 3701 pb->ipacket[3] &= ~(0x08 | sc->muxmsbuttons); 3702 butt = (pb->ipacket[3] & 0x03) << 2 | (pb->ipacket[0] & 0x03); 3703 /* Add hysteresis to remove spurious middle button events */ 3704 if (butt != sc->muxtpbuttons && sc->fpcount < 1) { 3705 pb->ipacket[0] &= 0xfc; 3706 pb->ipacket[0] |= sc->muxtpbuttons & 0x03; 3707 pb->ipacket[3] &= 0xfc; 3708 pb->ipacket[3] |= sc->muxtpbuttons >> 2 & 0x03; 3709 ++sc->fpcount; 3710 } else { 3711 sc->fpcount = 0; 3712 sc->muxtpbuttons = butt; 3713 } 3714 /* Filter out impossible w induced by middle trackpoint btn */ 3715 if (sc->synhw.capExtended && !sc->synhw.capPassthrough && 3716 (pb->ipacket[0] & 0x34) == 0x04 && 3717 (pb->ipacket[3] & 0x04) == 0x04) { 3718 pb->ipacket[0] &= 0xfb; 3719 pb->ipacket[3] &= 0xfb; 3720 } 3721 sc->muxsave[0] &= 0x30; 3722 break; 3723 3724 default: /* Generic mouse (Trackpoint) packet */ 3725 /* Filter out middle button events induced by some w values */ 3726 if (sc->muxmsbuttons & 0x03 || pb->ipacket[0] & 0x03 || 3727 (timevalcmp(&sc->lastsoftintr, &sc->muxmidtimeout, <=) && 3728 (sc->muxsave[0] & 0x30 || sc->muxsave[2] > 8))) 3729 pb->ipacket[0] &= 0xfb; 3730 sc->muxmsbuttons = pb->ipacket[0] & 0x07; 3731 /* Convert to Synaptics pass-through protocol */ 3732 pb->ipacket[4] = pb->ipacket[1]; 3733 pb->ipacket[5] = pb->ipacket[2]; 3734 pb->ipacket[1] = pb->ipacket[0]; 3735 pb->ipacket[2] = 0; 3736 pb->ipacket[0] = 0x84 | (sc->muxtpbuttons & 0x03); 3737 pb->ipacket[3] = 0xc4 | (sc->muxtpbuttons >> 2 & 0x03); 3738 } 3739 3740 VLOG(4, (LOG_DEBUG, "synaptics: %02x %02x %02x %02x %02x %02x\n", 3741 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 3742 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 3743 3744 pb->inputbytes = MOUSE_SYNAPTICS_PACKETSIZE; 3745 return (0); 3746 } 3747 3748 static int 3749 psmpalmdetect(struct psm_softc *sc, finger_t *f, int nfingers) 3750 { 3751 if (!( 3752 ((sc->synhw.capMultiFinger || sc->synhw.capAdvancedGestures) && 3753 !sc->synhw.capReportsV && nfingers > 1) || 3754 (sc->synhw.capReportsV && nfingers > 2) || 3755 (sc->synhw.capPalmDetect && f->w <= sc->syninfo.max_width) || 3756 (!sc->synhw.capPalmDetect && f->p <= sc->syninfo.max_pressure) || 3757 (sc->synhw.capPen && f->flags & PSM_FINGER_IS_PEN))) { 3758 /* 3759 * We consider the packet irrelevant for the current 3760 * action when: 3761 * - the width isn't comprised in: 3762 * [1; max_width] 3763 * - the pressure isn't comprised in: 3764 * [min_pressure; max_pressure] 3765 * - pen aren't supported but PSM_FINGER_IS_PEN is set 3766 */ 3767 VLOG(2, (LOG_DEBUG, "synaptics: palm detected! (%d)\n", f->w)); 3768 return (1); 3769 } 3770 return (0); 3771 } 3772 3773 static void 3774 psmgestures(struct psm_softc *sc, finger_t *fingers, int nfingers, 3775 mousestatus_t *ms) 3776 { 3777 smoother_t *smoother; 3778 gesture_t *gest; 3779 finger_t *f; 3780 int y_ok, center_button, center_x, right_button, right_x, i; 3781 3782 f = &fingers[0]; 3783 smoother = &sc->smoother[0]; 3784 gest = &sc->gesture; 3785 3786 /* Find first active finger. */ 3787 if (nfingers > 0) { 3788 for (i = 0; i < PSM_FINGERS; i++) { 3789 if (PSM_FINGER_IS_SET(fingers[i])) { 3790 f = &fingers[i]; 3791 smoother = &sc->smoother[i]; 3792 break; 3793 } 3794 } 3795 } 3796 3797 /* 3798 * Check pressure to detect a real wanted action on the 3799 * touchpad. 3800 */ 3801 if (f->p >= sc->syninfo.min_pressure) { 3802 int x0, y0; 3803 int dxp, dyp; 3804 int start_x, start_y; 3805 int queue_len; 3806 int margin_top, margin_right, margin_bottom, margin_left; 3807 int window_min, window_max; 3808 int vscroll_hor_area, vscroll_ver_area; 3809 int two_finger_scroll; 3810 int max_x, max_y; 3811 int three_finger_drag; 3812 3813 /* Read sysctl. */ 3814 /* XXX Verify values? */ 3815 margin_top = sc->syninfo.margin_top; 3816 margin_right = sc->syninfo.margin_right; 3817 margin_bottom = sc->syninfo.margin_bottom; 3818 margin_left = sc->syninfo.margin_left; 3819 window_min = sc->syninfo.window_min; 3820 window_max = sc->syninfo.window_max; 3821 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 3822 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 3823 two_finger_scroll = sc->syninfo.two_finger_scroll; 3824 max_x = sc->syninfo.max_x; 3825 max_y = sc->syninfo.max_y; 3826 three_finger_drag = sc->syninfo.three_finger_drag; 3827 /* Read current absolute position. */ 3828 x0 = f->x; 3829 y0 = f->y; 3830 3831 /* 3832 * Limit the coordinates to the specified margins because 3833 * this area isn't very reliable. 3834 */ 3835 if (x0 <= margin_left) 3836 x0 = margin_left; 3837 else if (x0 >= max_x - margin_right) 3838 x0 = max_x - margin_right; 3839 if (y0 <= margin_bottom) 3840 y0 = margin_bottom; 3841 else if (y0 >= max_y - margin_top) 3842 y0 = max_y - margin_top; 3843 3844 VLOG(3, (LOG_DEBUG, "synaptics: ipacket: [%d, %d], %d, %d\n", 3845 x0, y0, f->p, f->w)); 3846 3847 /* 3848 * If the action is just beginning, init the structure and 3849 * compute tap timeout. 3850 */ 3851 if (!(sc->flags & PSM_FLAGS_FINGERDOWN)) { 3852 VLOG(3, (LOG_DEBUG, "synaptics: ----\n")); 3853 3854 /* Initialize queue. */ 3855 gest->window_min = window_min; 3856 3857 /* Reset pressure peak. */ 3858 gest->zmax = 0; 3859 3860 /* Reset fingers count. */ 3861 gest->fingers_nb = 0; 3862 3863 /* Reset virtual scrolling state. */ 3864 gest->in_vscroll = 0; 3865 3866 /* Compute tap timeout. */ 3867 if (tap_enabled != 0) { 3868 gest->taptimeout = (struct timeval) { 3869 .tv_sec = tap_timeout / 1000000, 3870 .tv_usec = tap_timeout % 1000000, 3871 }; 3872 timevaladd( 3873 &gest->taptimeout, &sc->lastsoftintr); 3874 } else 3875 timevalclear(&gest->taptimeout); 3876 3877 sc->flags |= PSM_FLAGS_FINGERDOWN; 3878 3879 /* Smoother has not been reset yet */ 3880 queue_len = 1; 3881 start_x = x0; 3882 start_y = y0; 3883 } else { 3884 queue_len = smoother->queue_len + 1; 3885 start_x = smoother->start_x; 3886 start_y = smoother->start_y; 3887 } 3888 3889 /* Process ClickPad softbuttons */ 3890 if (sc->synhw.capClickPad && ms->button & MOUSE_BUTTON1DOWN) { 3891 y_ok = sc->syninfo.softbuttons_y >= 0 ? 3892 start_y < sc->syninfo.softbuttons_y : 3893 start_y > max_y + sc->syninfo.softbuttons_y; 3894 3895 center_button = MOUSE_BUTTON2DOWN; 3896 center_x = sc->syninfo.softbutton2_x; 3897 right_button = MOUSE_BUTTON3DOWN; 3898 right_x = sc->syninfo.softbutton3_x; 3899 3900 if (center_x > 0 && right_x > 0 && center_x > right_x) { 3901 center_button = MOUSE_BUTTON3DOWN; 3902 center_x = sc->syninfo.softbutton3_x; 3903 right_button = MOUSE_BUTTON2DOWN; 3904 right_x = sc->syninfo.softbutton2_x; 3905 } 3906 3907 if (right_x > 0 && start_x > right_x && y_ok) 3908 ms->button = (ms->button & 3909 ~MOUSE_BUTTON1DOWN) | right_button; 3910 else if (center_x > 0 && start_x > center_x && y_ok) 3911 ms->button = (ms->button & 3912 ~MOUSE_BUTTON1DOWN) | center_button; 3913 } 3914 3915 /* If in tap-hold or three fingers, add the recorded button. */ 3916 if (gest->in_taphold || (nfingers == 3 && three_finger_drag)) 3917 ms->button |= gest->tap_button; 3918 3919 /* 3920 * For tap, we keep the maximum number of fingers and the 3921 * pressure peak. Also with multiple fingers, we increase 3922 * the minimum window. 3923 */ 3924 if (nfingers > 1) 3925 gest->window_min = window_max; 3926 gest->fingers_nb = imax(nfingers, gest->fingers_nb); 3927 gest->zmax = imax(f->p, gest->zmax); 3928 3929 /* Do we have enough packets to consider this a gesture? */ 3930 if (queue_len < gest->window_min) 3931 return; 3932 3933 dyp = -1; 3934 dxp = -1; 3935 3936 /* Is a scrolling action occurring? */ 3937 if (!gest->in_taphold && !ms->button && 3938 (!gest->in_vscroll || two_finger_scroll)) { 3939 /* 3940 * A scrolling action must not conflict with a tap 3941 * action. Here are the conditions to consider a 3942 * scrolling action: 3943 * - the action in a configurable area 3944 * - one of the following: 3945 * . the distance between the last packet and the 3946 * first should be above a configurable minimum 3947 * . tap timed out 3948 */ 3949 dxp = abs(x0 - start_x); 3950 dyp = abs(y0 - start_y); 3951 3952 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, >) || 3953 dxp >= sc->syninfo.vscroll_min_delta || 3954 dyp >= sc->syninfo.vscroll_min_delta) { 3955 /* 3956 * Handle two finger scrolling. 3957 * Note that we don't rely on fingers_nb 3958 * as that keeps the maximum number of fingers. 3959 */ 3960 if (two_finger_scroll) { 3961 if (nfingers == 2) { 3962 gest->in_vscroll += 3963 dyp ? 2 : 0; 3964 gest->in_vscroll += 3965 dxp ? 1 : 0; 3966 } 3967 } else { 3968 /* Check for horizontal scrolling. */ 3969 if ((vscroll_hor_area > 0 && 3970 start_y <= vscroll_hor_area) || 3971 (vscroll_hor_area < 0 && 3972 start_y >= 3973 max_y + vscroll_hor_area)) 3974 gest->in_vscroll += 2; 3975 3976 /* Check for vertical scrolling. */ 3977 if ((vscroll_ver_area > 0 && 3978 start_x <= vscroll_ver_area) || 3979 (vscroll_ver_area < 0 && 3980 start_x >= 3981 max_x + vscroll_ver_area)) 3982 gest->in_vscroll += 1; 3983 } 3984 3985 /* Avoid conflicts if area overlaps. */ 3986 if (gest->in_vscroll >= 3) 3987 gest->in_vscroll = 3988 (dxp > dyp) ? 2 : 1; 3989 } 3990 } 3991 /* 3992 * Reset two finger scrolling when the number of fingers 3993 * is different from two or any button is pressed. 3994 */ 3995 if (two_finger_scroll && gest->in_vscroll != 0 && 3996 (nfingers != 2 || ms->button)) 3997 gest->in_vscroll = 0; 3998 3999 VLOG(5, (LOG_DEBUG, 4000 "synaptics: virtual scrolling: %s " 4001 "(direction=%d, dxp=%d, dyp=%d, fingers=%d)\n", 4002 gest->in_vscroll ? "YES" : "NO", 4003 gest->in_vscroll, dxp, dyp, 4004 gest->fingers_nb)); 4005 4006 } else if (sc->flags & PSM_FLAGS_FINGERDOWN) { 4007 /* 4008 * An action is currently taking place but the pressure 4009 * dropped under the minimum, putting an end to it. 4010 */ 4011 int taphold_timeout, dx, dy, tap_max_delta; 4012 4013 dx = abs(smoother->queue[smoother->queue_cursor].x - 4014 smoother->start_x); 4015 dy = abs(smoother->queue[smoother->queue_cursor].y - 4016 smoother->start_y); 4017 4018 /* Max delta is disabled for multi-fingers tap. */ 4019 if (gest->fingers_nb > 1) 4020 tap_max_delta = imax(dx, dy); 4021 else 4022 tap_max_delta = sc->syninfo.tap_max_delta; 4023 4024 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4025 4026 /* Check for tap. */ 4027 VLOG(3, (LOG_DEBUG, 4028 "synaptics: zmax=%d, dx=%d, dy=%d, " 4029 "delta=%d, fingers=%d, queue=%d\n", 4030 gest->zmax, dx, dy, tap_max_delta, gest->fingers_nb, 4031 smoother->queue_len)); 4032 if (!gest->in_vscroll && gest->zmax >= tap_threshold && 4033 timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=) && 4034 dx <= tap_max_delta && dy <= tap_max_delta && 4035 smoother->queue_len >= sc->syninfo.tap_min_queue) { 4036 /* 4037 * We have a tap if: 4038 * - the maximum pressure went over tap_threshold 4039 * - the action ended before tap_timeout 4040 * 4041 * To handle tap-hold, we must delay any button push to 4042 * the next action. 4043 */ 4044 if (gest->in_taphold) { 4045 /* 4046 * This is the second and last tap of a 4047 * double tap action, not a tap-hold. 4048 */ 4049 gest->in_taphold = 0; 4050 4051 /* 4052 * For double-tap to work: 4053 * - no button press is emitted (to 4054 * simulate a button release) 4055 * - PSM_FLAGS_FINGERDOWN is set to 4056 * force the next packet to emit a 4057 * button press) 4058 */ 4059 VLOG(2, (LOG_DEBUG, 4060 "synaptics: button RELEASE: %d\n", 4061 gest->tap_button)); 4062 sc->flags |= PSM_FLAGS_FINGERDOWN; 4063 4064 /* Schedule button press on next interrupt */ 4065 sc->idletimeout.tv_sec = psmhz > 1 ? 4066 0 : 1; 4067 sc->idletimeout.tv_usec = psmhz > 1 ? 4068 1000000 / psmhz : 0; 4069 } else { 4070 /* 4071 * This is the first tap: we set the 4072 * tap-hold state and notify the button 4073 * down event. 4074 */ 4075 gest->in_taphold = 1; 4076 taphold_timeout = sc->syninfo.taphold_timeout; 4077 gest->taptimeout.tv_sec = taphold_timeout / 4078 1000000; 4079 gest->taptimeout.tv_usec = taphold_timeout % 4080 1000000; 4081 sc->idletimeout = gest->taptimeout; 4082 timevaladd(&gest->taptimeout, 4083 &sc->lastsoftintr); 4084 4085 switch (gest->fingers_nb) { 4086 case 3: 4087 gest->tap_button = 4088 MOUSE_BUTTON2DOWN; 4089 break; 4090 case 2: 4091 gest->tap_button = 4092 MOUSE_BUTTON3DOWN; 4093 break; 4094 default: 4095 gest->tap_button = 4096 MOUSE_BUTTON1DOWN; 4097 } 4098 VLOG(2, (LOG_DEBUG, 4099 "synaptics: button PRESS: %d\n", 4100 gest->tap_button)); 4101 ms->button |= gest->tap_button; 4102 } 4103 } else { 4104 /* 4105 * Not enough pressure or timeout: reset 4106 * tap-hold state. 4107 */ 4108 if (gest->in_taphold) { 4109 VLOG(2, (LOG_DEBUG, 4110 "synaptics: button RELEASE: %d\n", 4111 gest->tap_button)); 4112 gest->in_taphold = 0; 4113 } else { 4114 VLOG(2, (LOG_DEBUG, 4115 "synaptics: not a tap-hold\n")); 4116 } 4117 } 4118 } else if (!(sc->flags & PSM_FLAGS_FINGERDOWN) && gest->in_taphold) { 4119 /* 4120 * For a tap-hold to work, the button must remain down at 4121 * least until timeout (where the in_taphold flags will be 4122 * cleared) or during the next action. 4123 */ 4124 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=)) { 4125 ms->button |= gest->tap_button; 4126 } else { 4127 VLOG(2, (LOG_DEBUG, "synaptics: button RELEASE: %d\n", 4128 gest->tap_button)); 4129 gest->in_taphold = 0; 4130 } 4131 } 4132 4133 return; 4134 } 4135 4136 static void 4137 psmsmoother(struct psm_softc *sc, finger_t *f, int smoother_id, 4138 mousestatus_t *ms, int *x, int *y) 4139 { 4140 smoother_t *smoother = &sc->smoother[smoother_id]; 4141 gesture_t *gest = &(sc->gesture); 4142 4143 /* 4144 * Check pressure to detect a real wanted action on the 4145 * touchpad. 4146 */ 4147 if (f->p >= sc->syninfo.min_pressure) { 4148 int x0, y0; 4149 int cursor, peer, window; 4150 int dx, dy, dxp, dyp; 4151 int max_width, max_pressure; 4152 int margin_top, margin_right, margin_bottom, margin_left; 4153 int na_top, na_right, na_bottom, na_left; 4154 int window_min, window_max; 4155 int multiplicator; 4156 int weight_current, weight_previous, weight_len_squared; 4157 int div_min, div_max, div_len; 4158 int vscroll_hor_area, vscroll_ver_area; 4159 int two_finger_scroll; 4160 int max_x, max_y; 4161 int len, weight_prev_x, weight_prev_y; 4162 int div_max_x, div_max_y, div_x, div_y; 4163 int is_fuzzy; 4164 int natural_scroll; 4165 4166 /* Read sysctl. */ 4167 /* XXX Verify values? */ 4168 max_width = sc->syninfo.max_width; 4169 max_pressure = sc->syninfo.max_pressure; 4170 margin_top = sc->syninfo.margin_top; 4171 margin_right = sc->syninfo.margin_right; 4172 margin_bottom = sc->syninfo.margin_bottom; 4173 margin_left = sc->syninfo.margin_left; 4174 na_top = sc->syninfo.na_top; 4175 na_right = sc->syninfo.na_right; 4176 na_bottom = sc->syninfo.na_bottom; 4177 na_left = sc->syninfo.na_left; 4178 window_min = sc->syninfo.window_min; 4179 window_max = sc->syninfo.window_max; 4180 multiplicator = sc->syninfo.multiplicator; 4181 weight_current = sc->syninfo.weight_current; 4182 weight_previous = sc->syninfo.weight_previous; 4183 weight_len_squared = sc->syninfo.weight_len_squared; 4184 div_min = sc->syninfo.div_min; 4185 div_max = sc->syninfo.div_max; 4186 div_len = sc->syninfo.div_len; 4187 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 4188 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 4189 two_finger_scroll = sc->syninfo.two_finger_scroll; 4190 max_x = sc->syninfo.max_x; 4191 max_y = sc->syninfo.max_y; 4192 natural_scroll = sc->syninfo.natural_scroll; 4193 4194 is_fuzzy = (f->flags & PSM_FINGER_FUZZY) != 0; 4195 4196 /* Read current absolute position. */ 4197 x0 = f->x; 4198 y0 = f->y; 4199 4200 /* 4201 * Limit the coordinates to the specified margins because 4202 * this area isn't very reliable. 4203 */ 4204 if (x0 <= margin_left) 4205 x0 = margin_left; 4206 else if (x0 >= max_x - margin_right) 4207 x0 = max_x - margin_right; 4208 if (y0 <= margin_bottom) 4209 y0 = margin_bottom; 4210 else if (y0 >= max_y - margin_top) 4211 y0 = max_y - margin_top; 4212 4213 /* If the action is just beginning, init the structure. */ 4214 if (smoother->active == 0) { 4215 VLOG(3, (LOG_DEBUG, "smoother%d: ---\n", smoother_id)); 4216 4217 /* Store the first point of this action. */ 4218 smoother->start_x = x0; 4219 smoother->start_y = y0; 4220 dx = dy = 0; 4221 4222 /* Initialize queue. */ 4223 smoother->queue_cursor = SYNAPTICS_PACKETQUEUE; 4224 smoother->queue_len = 0; 4225 4226 /* Reset average. */ 4227 smoother->avg_dx = 0; 4228 smoother->avg_dy = 0; 4229 4230 /* Reset squelch. */ 4231 smoother->squelch_x = 0; 4232 smoother->squelch_y = 0; 4233 4234 /* Activate queue */ 4235 smoother->active = 1; 4236 } else { 4237 /* Calculate the current delta. */ 4238 cursor = smoother->queue_cursor; 4239 dx = x0 - smoother->queue[cursor].x; 4240 dy = y0 - smoother->queue[cursor].y; 4241 } 4242 4243 VLOG(3, (LOG_DEBUG, "smoother%d: ipacket: [%d, %d], %d, %d\n", 4244 smoother_id, x0, y0, f->p, f->w)); 4245 4246 /* Queue this new packet. */ 4247 cursor = SYNAPTICS_QUEUE_CURSOR(smoother->queue_cursor - 1); 4248 smoother->queue[cursor].x = x0; 4249 smoother->queue[cursor].y = y0; 4250 smoother->queue_cursor = cursor; 4251 if (smoother->queue_len < SYNAPTICS_PACKETQUEUE) 4252 smoother->queue_len++; 4253 VLOG(5, (LOG_DEBUG, 4254 "smoother%d: cursor[%d]: x=%d, y=%d, dx=%d, dy=%d\n", 4255 smoother_id, cursor, x0, y0, dx, dy)); 4256 4257 /* Do we have enough packets to consider this a movement? */ 4258 if (smoother->queue_len < gest->window_min) 4259 return; 4260 4261 weight_prev_x = weight_prev_y = weight_previous; 4262 div_max_x = div_max_y = div_max; 4263 4264 if (gest->in_vscroll) { 4265 /* Dividers are different with virtual scrolling. */ 4266 div_min = sc->syninfo.vscroll_div_min; 4267 div_max_x = div_max_y = sc->syninfo.vscroll_div_max; 4268 } else { 4269 /* 4270 * There's a lot of noise in coordinates when 4271 * the finger is on the touchpad's borders. When 4272 * using this area, we apply a special weight and 4273 * div. 4274 */ 4275 if (x0 <= na_left || x0 >= max_x - na_right) { 4276 weight_prev_x = sc->syninfo.weight_previous_na; 4277 div_max_x = sc->syninfo.div_max_na; 4278 } 4279 4280 if (y0 <= na_bottom || y0 >= max_y - na_top) { 4281 weight_prev_y = sc->syninfo.weight_previous_na; 4282 div_max_y = sc->syninfo.div_max_na; 4283 } 4284 } 4285 4286 /* 4287 * Calculate weights for the average operands and 4288 * the divisor. Both depend on the distance between 4289 * the current packet and a previous one (based on the 4290 * window width). 4291 */ 4292 window = imin(smoother->queue_len, window_max); 4293 peer = SYNAPTICS_QUEUE_CURSOR(cursor + window - 1); 4294 dxp = abs(x0 - smoother->queue[peer].x) + 1; 4295 dyp = abs(y0 - smoother->queue[peer].y) + 1; 4296 len = (dxp * dxp) + (dyp * dyp); 4297 weight_prev_x = imin(weight_prev_x, 4298 weight_len_squared * weight_prev_x / len); 4299 weight_prev_y = imin(weight_prev_y, 4300 weight_len_squared * weight_prev_y / len); 4301 4302 len = (dxp + dyp) / 2; 4303 div_x = div_len * div_max_x / len; 4304 div_x = imin(div_max_x, div_x); 4305 div_x = imax(div_min, div_x); 4306 div_y = div_len * div_max_y / len; 4307 div_y = imin(div_max_y, div_y); 4308 div_y = imax(div_min, div_y); 4309 4310 VLOG(3, (LOG_DEBUG, 4311 "smoother%d: peer=%d, len=%d, weight=%d/%d, div=%d/%d\n", 4312 smoother_id, peer, len, weight_prev_x, weight_prev_y, 4313 div_x, div_y)); 4314 4315 /* Compute averages. */ 4316 smoother->avg_dx = 4317 (weight_current * dx * multiplicator + 4318 weight_prev_x * smoother->avg_dx) / 4319 (weight_current + weight_prev_x); 4320 4321 smoother->avg_dy = 4322 (weight_current * dy * multiplicator + 4323 weight_prev_y * smoother->avg_dy) / 4324 (weight_current + weight_prev_y); 4325 4326 VLOG(5, (LOG_DEBUG, 4327 "smoother%d: avg_dx~=%d, avg_dy~=%d\n", smoother_id, 4328 smoother->avg_dx / multiplicator, 4329 smoother->avg_dy / multiplicator)); 4330 4331 /* Use these averages to calculate x & y. */ 4332 smoother->squelch_x += smoother->avg_dx; 4333 dxp = smoother->squelch_x / (div_x * multiplicator); 4334 smoother->squelch_x = smoother->squelch_x % 4335 (div_x * multiplicator); 4336 4337 smoother->squelch_y += smoother->avg_dy; 4338 dyp = smoother->squelch_y / (div_y * multiplicator); 4339 smoother->squelch_y = smoother->squelch_y % 4340 (div_y * multiplicator); 4341 4342 switch(gest->in_vscroll) { 4343 case 0: /* Pointer movement. */ 4344 /* On real<->fuzzy finger switch the x/y pos jumps */ 4345 if (is_fuzzy == smoother->is_fuzzy) { 4346 *x += dxp; 4347 *y += dyp; 4348 } 4349 4350 VLOG(3, (LOG_DEBUG, "smoother%d: [%d, %d] -> [%d, %d]\n", 4351 smoother_id, dx, dy, dxp, dyp)); 4352 break; 4353 case 1: /* Vertical scrolling. */ 4354 if (dyp != 0) { 4355 if (two_finger_scroll && natural_scroll) 4356 ms->button |= (dyp > 0) ? 4357 MOUSE_BUTTON5DOWN : MOUSE_BUTTON4DOWN; 4358 else 4359 ms->button |= (dyp > 0) ? 4360 MOUSE_BUTTON4DOWN : MOUSE_BUTTON5DOWN; 4361 } 4362 break; 4363 case 2: /* Horizontal scrolling. */ 4364 if (dxp != 0) { 4365 if (two_finger_scroll && natural_scroll) 4366 ms->button |= (dxp > 0) ? 4367 MOUSE_BUTTON6DOWN : MOUSE_BUTTON7DOWN; 4368 else 4369 ms->button |= (dxp > 0) ? 4370 MOUSE_BUTTON7DOWN : MOUSE_BUTTON6DOWN; 4371 } 4372 break; 4373 } 4374 4375 smoother->is_fuzzy = is_fuzzy; 4376 4377 } else { 4378 /* 4379 * Deactivate queue. Note: We can not just reset queue here 4380 * as these values are still used by gesture processor. 4381 * So postpone reset till next touch. 4382 */ 4383 smoother->active = 0; 4384 } 4385 } 4386 4387 static int 4388 proc_elantech(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4389 int *x, int *y, int *z) 4390 { 4391 static int touchpad_button, trackpoint_button; 4392 finger_t fn, f[ELANTECH_MAX_FINGERS]; 4393 int pkt, id, scale, i, nfingers, mask, palm; 4394 4395 if (!elantech_support) 4396 return (0); 4397 4398 /* Determine packet format and do a sanity check for out of sync packets. */ 4399 if (ELANTECH_PKT_IS_DEBOUNCE(pb, sc->elanhw.hwversion)) 4400 pkt = ELANTECH_PKT_NOP; 4401 else if (sc->elanhw.hastrackpoint && ELANTECH_PKT_IS_TRACKPOINT(pb)) 4402 pkt = ELANTECH_PKT_TRACKPOINT; 4403 else 4404 switch (sc->elanhw.hwversion) { 4405 case 2: 4406 if (!ELANTECH_PKT_IS_V2(pb)) 4407 return (-1); 4408 4409 pkt = (pb->ipacket[0] & 0xc0) == 0x80 ? 4410 ELANTECH_PKT_V2_2FINGER : ELANTECH_PKT_V2_COMMON; 4411 break; 4412 case 3: 4413 if (!ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc) && 4414 !ELANTECH_PKT_IS_V3_TAIL(pb, sc->elanhw.hascrc)) 4415 return (-1); 4416 4417 pkt = ELANTECH_PKT_V3; 4418 break; 4419 case 4: 4420 if (!ELANTECH_PKT_IS_V4(pb, sc->elanhw.hascrc)) 4421 return (-1); 4422 4423 switch (pb->ipacket[3] & 0x03) { 4424 case 0x00: 4425 pkt = ELANTECH_PKT_V4_STATUS; 4426 break; 4427 case 0x01: 4428 pkt = ELANTECH_PKT_V4_HEAD; 4429 break; 4430 case 0x02: 4431 pkt = ELANTECH_PKT_V4_MOTION; 4432 break; 4433 default: 4434 return (-1); 4435 } 4436 break; 4437 default: 4438 return (-1); 4439 } 4440 4441 VLOG(5, (LOG_DEBUG, "elantech: ipacket format: %d\n", pkt)); 4442 4443 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4444 PSM_FINGER_RESET(f[id]); 4445 4446 *x = *y = *z = 0; 4447 ms->button = ms->obutton; 4448 4449 if (sc->syninfo.touchpad_off && pkt != ELANTECH_PKT_TRACKPOINT) 4450 return (0); 4451 4452 /* Common legend 4453 * L: Left mouse button pressed 4454 * R: Right mouse button pressed 4455 * N: number of fingers on touchpad 4456 * X: absolute x value (horizontal) 4457 * Y: absolute y value (vertical) 4458 * W; width of the finger touch 4459 * P: pressure 4460 */ 4461 switch (pkt) { 4462 case ELANTECH_PKT_V2_COMMON: /* HW V2. One/Three finger touch */ 4463 /* 7 6 5 4 3 2 1 0 (LSB) 4464 * ------------------------------------------- 4465 * ipacket[0]: N1 N0 W3 W2 . . R L 4466 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4467 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4468 * ipacket[3]: N4 VF W1 W0 . . . B2 4469 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4470 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4471 * ------------------------------------------- 4472 * N4: set if more than 3 fingers (only in 3 fingers mode) 4473 * VF: a kind of flag? (only on EF123, 0 when finger 4474 * is over one of the buttons, 1 otherwise) 4475 * B2: (on EF113 only, 0 otherwise), one button pressed 4476 * P & W is not reported on EF113 touchpads 4477 */ 4478 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4479 if (nfingers == 3 && (pb->ipacket[3] & 0x80)) 4480 nfingers = 4; 4481 4482 if (nfingers == 0) { 4483 mask = (1 << nfingers) - 1; /* = 0x00 */ 4484 break; 4485 } 4486 4487 /* Map 3-rd and 4-th fingers to first finger */ 4488 mask = (1 << 1) - 1; /* = 0x01 */ 4489 f[0] = ELANTECH_FINGER_SET_XYP(pb); 4490 if (sc->elanhw.haspressure) { 4491 f[0].w = ((pb->ipacket[0] & 0x30) >> 2) | 4492 ((pb->ipacket[3] & 0x30) >> 4); 4493 } else { 4494 f[0].p = PSM_FINGER_DEFAULT_P; 4495 f[0].w = PSM_FINGER_DEFAULT_W; 4496 } 4497 4498 /* 4499 * HW v2 dont report exact finger positions when 3 or more 4500 * fingers are on touchpad. 4501 */ 4502 if (nfingers > 2) 4503 f[0].flags = PSM_FINGER_FUZZY; 4504 4505 break; 4506 4507 case ELANTECH_PKT_V2_2FINGER: /*HW V2. Two finger touch */ 4508 /* 7 6 5 4 3 2 1 0 (LSB) 4509 * ------------------------------------------- 4510 * ipacket[0]: N1 N0 AY8 AX8 . . R L 4511 * ipacket[1]: AX7 AX6 AX5 AX4 AX3 AX2 AX1 AX0 4512 * ipacket[2]: AY7 AY6 AY5 AY4 AY3 AY2 AY1 AY0 4513 * ipacket[3]: . . BY8 BX8 . . . . 4514 * ipacket[4]: BX7 BX6 BX5 BX4 BX3 BX2 BX1 BX0 4515 * ipacket[5]: BY7 BY6 BY5 BY4 BY3 BY2 BY1 BY0 4516 * ------------------------------------------- 4517 * AX: lower-left finger absolute x value 4518 * AY: lower-left finger absolute y value 4519 * BX: upper-right finger absolute x value 4520 * BY: upper-right finger absolute y value 4521 */ 4522 nfingers = 2; 4523 mask = (1 << nfingers) - 1; 4524 4525 for (id = 0; id < imin(2, ELANTECH_MAX_FINGERS); id ++) 4526 f[id] = (finger_t) { 4527 .x = (((pb->ipacket[id * 3] & 0x10) << 4) | 4528 pb->ipacket[id * 3 + 1]) << 2, 4529 .y = (((pb->ipacket[id * 3] & 0x20) << 3) | 4530 pb->ipacket[id * 3 + 2]) << 2, 4531 .p = PSM_FINGER_DEFAULT_P, 4532 .w = PSM_FINGER_DEFAULT_W, 4533 /* HW ver.2 sends bounding box */ 4534 .flags = PSM_FINGER_FUZZY 4535 }; 4536 break; 4537 4538 case ELANTECH_PKT_V3: /* HW Version 3 */ 4539 /* 7 6 5 4 3 2 1 0 (LSB) 4540 * ------------------------------------------- 4541 * ipacket[0]: N1 N0 W3 W2 0 1 R L 4542 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4543 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4544 * ipacket[3]: 0 0 W1 W0 0 0 1 0 4545 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4546 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4547 * ------------------------------------------- 4548 */ 4549 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4550 /* Map 3-rd finger to first finger */ 4551 id = nfingers > 2 ? 0 : nfingers - 1; 4552 mask = (1 << (id + 1)) - 1; 4553 4554 if (nfingers == 0) 4555 break; 4556 4557 fn = ELANTECH_FINGER_SET_XYP(pb); 4558 fn.w = ((pb->ipacket[0] & 0x30) >> 2) | 4559 ((pb->ipacket[3] & 0x30) >> 4); 4560 4561 /* 4562 * HW v3 dont report exact finger positions when 3 or more 4563 * fingers are on touchpad. 4564 */ 4565 if (nfingers > 1) 4566 fn.flags = PSM_FINGER_FUZZY; 4567 4568 if (nfingers == 2) { 4569 if (ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc)) { 4570 sc->elanaction.fingers[0] = fn; 4571 return (0); 4572 } else 4573 f[0] = sc->elanaction.fingers[0]; 4574 } 4575 f[id] = fn; 4576 break; 4577 4578 case ELANTECH_PKT_V4_STATUS: /* HW Version 4. Status packet */ 4579 /* 7 6 5 4 3 2 1 0 (LSB) 4580 * ------------------------------------------- 4581 * ipacket[0]: . . . . 0 1 R L 4582 * ipacket[1]: . . . F4 F3 F2 F1 F0 4583 * ipacket[2]: . . . . . . . . 4584 * ipacket[3]: . . . 1 0 0 0 0 4585 * ipacket[4]: PL . . . . . . . 4586 * ipacket[5]: . . . . . . . . 4587 * ------------------------------------------- 4588 * Fn: finger n is on touchpad 4589 * PL: palm 4590 * HV ver4 sends a status packet to indicate that the numbers 4591 * or identities of the fingers has been changed 4592 */ 4593 4594 mask = pb->ipacket[1] & 0x1f; 4595 nfingers = bitcount(mask); 4596 4597 if (sc->elanaction.mask_v4wait != 0) 4598 VLOG(3, (LOG_DEBUG, "elantech: HW v4 status packet" 4599 " when not all previous head packets received\n")); 4600 4601 /* Bitmap of fingers to receive before gesture processing */ 4602 sc->elanaction.mask_v4wait = mask & ~sc->elanaction.mask; 4603 4604 /* Skip "new finger is on touchpad" packets */ 4605 if (sc->elanaction.mask_v4wait) { 4606 sc->elanaction.mask = mask; 4607 return (0); 4608 } 4609 4610 break; 4611 4612 case ELANTECH_PKT_V4_HEAD: /* HW Version 4. Head packet */ 4613 /* 7 6 5 4 3 2 1 0 (LSB) 4614 * ------------------------------------------- 4615 * ipacket[0]: W3 W2 W1 W0 0 1 R L 4616 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4617 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4618 * ipacket[3]: ID2 ID1 ID0 1 0 0 0 1 4619 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4620 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4621 * ------------------------------------------- 4622 * ID: finger id 4623 * HW ver 4 sends head packets in two cases: 4624 * 1. One finger touch and movement. 4625 * 2. Next after status packet to tell new finger positions. 4626 */ 4627 mask = sc->elanaction.mask; 4628 nfingers = bitcount(mask); 4629 id = ((pb->ipacket[3] & 0xe0) >> 5) - 1; 4630 fn = ELANTECH_FINGER_SET_XYP(pb); 4631 fn.w =(pb->ipacket[0] & 0xf0) >> 4; 4632 4633 if (id < 0) 4634 return (0); 4635 4636 /* Packet is finger position update. Report it */ 4637 if (sc->elanaction.mask_v4wait == 0) { 4638 if (id < ELANTECH_MAX_FINGERS) 4639 f[id] = fn; 4640 break; 4641 } 4642 4643 /* Remove finger from waiting bitmap and store into context */ 4644 sc->elanaction.mask_v4wait &= ~(1 << id); 4645 if (id < ELANTECH_MAX_FINGERS) 4646 sc->elanaction.fingers[id] = fn; 4647 4648 /* Wait for other fingers if needed */ 4649 if (sc->elanaction.mask_v4wait != 0) 4650 return (0); 4651 4652 /* All new fingers are received. Report them from context */ 4653 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4654 if (sc->elanaction.mask & (1 << id)) 4655 f[id] = sc->elanaction.fingers[id]; 4656 4657 break; 4658 4659 case ELANTECH_PKT_V4_MOTION: /* HW Version 4. Motion packet */ 4660 /* 7 6 5 4 3 2 1 0 (LSB) 4661 * ------------------------------------------- 4662 * ipacket[0]: ID2 ID1 ID0 OF 0 1 R L 4663 * ipacket[1]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4664 * ipacket[2]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4665 * ipacket[3]: ID2 ID1 ID0 1 0 0 1 0 4666 * ipacket[4]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4667 * ipacket[5]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4668 * ------------------------------------------- 4669 * OF: delta overflows (> 127 or < -128), in this case 4670 * firmware sends us (delta x / 5) and (delta y / 5) 4671 * ID: finger id 4672 * DX: delta x (two's complement) 4673 * XY: delta y (two's complement) 4674 * byte 0 ~ 2 for one finger 4675 * byte 3 ~ 5 for another finger 4676 */ 4677 mask = sc->elanaction.mask; 4678 nfingers = bitcount(mask); 4679 4680 scale = (pb->ipacket[0] & 0x10) ? 5 : 1; 4681 for (i = 0; i <= 3; i += 3) { 4682 id = ((pb->ipacket[i] & 0xe0) >> 5) - 1; 4683 if (id < 0 || id >= ELANTECH_MAX_FINGERS) 4684 continue; 4685 4686 if (PSM_FINGER_IS_SET(sc->elanaction.fingers[id])) { 4687 f[id] = sc->elanaction.fingers[id]; 4688 f[id].x += imax(-f[id].x, 4689 (signed char)pb->ipacket[i+1] * scale); 4690 f[id].y += imax(-f[id].y, 4691 (signed char)pb->ipacket[i+2] * scale); 4692 } else { 4693 VLOG(3, (LOG_DEBUG, "elantech: " 4694 "HW v4 motion packet skipped\n")); 4695 } 4696 } 4697 4698 break; 4699 4700 case ELANTECH_PKT_TRACKPOINT: 4701 /* 7 6 5 4 3 2 1 0 (LSB) 4702 * ------------------------------------------- 4703 * ipacket[0]: 0 0 SY SX 0 M R L 4704 * ipacket[1]: ~SX 0 0 0 0 0 0 0 4705 * ipacket[2]: ~SY 0 0 0 0 0 0 0 4706 * ipacket[3]: 0 0 ~SY ~SX 0 1 1 0 4707 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 4708 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4709 * ------------------------------------------- 4710 * X and Y are written in two's complement spread 4711 * over 9 bits with SX/SY the relative top bit and 4712 * X7..X0 and Y7..Y0 the lower bits. 4713 */ 4714 if (!(pb->ipacket[0] & 0xC8) && !(pb->ipacket[1] & 0x7F) && 4715 !(pb->ipacket[2] & 0x7F) && !(pb->ipacket[3] & 0xC9) && 4716 !(pb->ipacket[0] & 0x10) != !(pb->ipacket[1] & 0x80) && 4717 !(pb->ipacket[0] & 0x10) != !(pb->ipacket[3] & 0x10) && 4718 !(pb->ipacket[0] & 0x20) != !(pb->ipacket[2] & 0x80) && 4719 !(pb->ipacket[0] & 0x20) != !(pb->ipacket[3] & 0x20)) { 4720 *x = (pb->ipacket[0] & MOUSE_PS2_XNEG) ? 4721 pb->ipacket[4] - 256 : pb->ipacket[4]; 4722 *y = (pb->ipacket[0] & MOUSE_PS2_YNEG) ? 4723 pb->ipacket[5] - 256 : pb->ipacket[5]; 4724 4725 trackpoint_button = 4726 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4727 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0) | 4728 ((pb->ipacket[0] & 0x04) ? MOUSE_BUTTON2DOWN : 0); 4729 #ifdef EVDEV_SUPPORT 4730 evdev_push_rel(sc->evdev_r, REL_X, *x); 4731 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 4732 evdev_push_mouse_btn(sc->evdev_r, trackpoint_button); 4733 evdev_sync(sc->evdev_r); 4734 #endif 4735 ms->button = touchpad_button | trackpoint_button; 4736 } else 4737 VLOG(3, (LOG_DEBUG, "elantech: " 4738 "unexpected trackpoint packet skipped\n")); 4739 return (0); 4740 4741 case ELANTECH_PKT_NOP: 4742 return (0); 4743 4744 default: 4745 return (-1); 4746 } 4747 4748 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4749 if (PSM_FINGER_IS_SET(f[id])) 4750 VLOG(2, (LOG_DEBUG, "elantech: " 4751 "finger %d: down [%d, %d], %d, %d, %d\n", id + 1, 4752 f[id].x, f[id].y, f[id].p, f[id].w, f[id].flags)); 4753 4754 /* Touchpad button presses */ 4755 if (sc->elanhw.isclickpad) { 4756 touchpad_button = 4757 ((pb->ipacket[0] & 0x03) ? MOUSE_BUTTON1DOWN : 0); 4758 } else { 4759 touchpad_button = 4760 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4761 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0); 4762 } 4763 4764 #ifdef EVDEV_SUPPORT 4765 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 4766 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4767 if (PSM_FINGER_IS_SET(f[id])) { 4768 psm_push_mt_finger(sc, id, &f[id]); 4769 /* Convert touch width to surface units */ 4770 evdev_push_abs(sc->evdev_a, ABS_MT_TOUCH_MAJOR, 4771 f[id].w * sc->elanhw.dptracex); 4772 } 4773 if (sc->elanaction.mask & (1 << id) && 4774 !(mask & (1 << id))) 4775 psm_release_mt_slot(sc->evdev_a, id); 4776 } 4777 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 4778 evdev_push_nfingers(sc->evdev_a, nfingers); 4779 if (nfingers > 0) { 4780 if (PSM_FINGER_IS_SET(f[0])) 4781 psm_push_st_finger(sc, &f[0]); 4782 } else 4783 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 4784 evdev_push_mouse_btn(sc->evdev_a, touchpad_button); 4785 evdev_sync(sc->evdev_a); 4786 } 4787 #endif 4788 4789 ms->button = touchpad_button | trackpoint_button; 4790 4791 /* Palm detection doesn't terminate the current action. */ 4792 palm = psmpalmdetect(sc, &f[0], nfingers); 4793 4794 /* Send finger 1 position to gesture processor */ 4795 if ((PSM_FINGER_IS_SET(f[0]) || PSM_FINGER_IS_SET(f[1]) || 4796 nfingers == 0) && !palm) 4797 psmgestures(sc, &f[0], imin(nfingers, 3), ms); 4798 4799 /* Send fingers positions to movement smoothers */ 4800 for (id = 0; id < PSM_FINGERS; id++) 4801 if (PSM_FINGER_IS_SET(f[id]) || !(mask & (1 << id))) 4802 psmsmoother(sc, &f[id], id, ms, x, y); 4803 4804 /* Store current finger positions in action context */ 4805 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4806 if (PSM_FINGER_IS_SET(f[id])) 4807 sc->elanaction.fingers[id] = f[id]; 4808 if ((sc->elanaction.mask & (1 << id)) && !(mask & (1 << id))) 4809 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 4810 } 4811 sc->elanaction.mask = mask; 4812 4813 if (palm) { 4814 *x = *y = *z = 0; 4815 ms->button = ms->obutton; 4816 return (0); 4817 } 4818 4819 /* Use the extra buttons as a scrollwheel */ 4820 if (ms->button & MOUSE_BUTTON4DOWN) 4821 *z = -1; 4822 else if (ms->button & MOUSE_BUTTON5DOWN) 4823 *z = 1; 4824 else if (ms->button & MOUSE_BUTTON6DOWN) 4825 *z = -2; 4826 else if (ms->button & MOUSE_BUTTON7DOWN) 4827 *z = 2; 4828 else 4829 *z = 0; 4830 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 4831 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 4832 4833 return (0); 4834 } 4835 4836 static void 4837 proc_versapad(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4838 int *x, int *y, int *z) 4839 { 4840 static int butmap_versapad[8] = { 4841 0, 4842 MOUSE_BUTTON3DOWN, 4843 0, 4844 MOUSE_BUTTON3DOWN, 4845 MOUSE_BUTTON1DOWN, 4846 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4847 MOUSE_BUTTON1DOWN, 4848 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN 4849 }; 4850 int c, x0, y0; 4851 4852 /* VersaPad PS/2 absolute mode message format 4853 * 4854 * [packet1] 7 6 5 4 3 2 1 0(LSB) 4855 * ipacket[0]: 1 1 0 A 1 L T R 4856 * ipacket[1]: H7 H6 H5 H4 H3 H2 H1 H0 4857 * ipacket[2]: V7 V6 V5 V4 V3 V2 V1 V0 4858 * ipacket[3]: 1 1 1 A 1 L T R 4859 * ipacket[4]:V11 V10 V9 V8 H11 H10 H9 H8 4860 * ipacket[5]: 0 P6 P5 P4 P3 P2 P1 P0 4861 * 4862 * [note] 4863 * R: right physical mouse button (1=on) 4864 * T: touch pad virtual button (1=tapping) 4865 * L: left physical mouse button (1=on) 4866 * A: position data is valid (1=valid) 4867 * H: horizontal data (12bit signed integer. H11 is sign bit.) 4868 * V: vertical data (12bit signed integer. V11 is sign bit.) 4869 * P: pressure data 4870 * 4871 * Tapping is mapped to MOUSE_BUTTON4. 4872 */ 4873 c = pb->ipacket[0]; 4874 *x = *y = 0; 4875 ms->button = butmap_versapad[c & MOUSE_PS2VERSA_BUTTONS]; 4876 ms->button |= (c & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 4877 if (c & MOUSE_PS2VERSA_IN_USE) { 4878 x0 = pb->ipacket[1] | (((pb->ipacket[4]) & 0x0f) << 8); 4879 y0 = pb->ipacket[2] | (((pb->ipacket[4]) & 0xf0) << 4); 4880 if (x0 & 0x800) 4881 x0 -= 0x1000; 4882 if (y0 & 0x800) 4883 y0 -= 0x1000; 4884 if (sc->flags & PSM_FLAGS_FINGERDOWN) { 4885 *x = sc->xold - x0; 4886 *y = y0 - sc->yold; 4887 if (*x < 0) /* XXX */ 4888 ++*x; 4889 else if (*x) 4890 --*x; 4891 if (*y < 0) 4892 ++*y; 4893 else if (*y) 4894 --*y; 4895 } else 4896 sc->flags |= PSM_FLAGS_FINGERDOWN; 4897 sc->xold = x0; 4898 sc->yold = y0; 4899 } else 4900 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4901 } 4902 4903 static void 4904 psmsoftintridle(void *arg) 4905 { 4906 struct psm_softc *sc = arg; 4907 packetbuf_t *pb; 4908 4909 /* Invoke soft handler only when pqueue is empty. Otherwise it will be 4910 * invoked from psmintr soon with pqueue filled with real data */ 4911 if (sc->pqueue_start == sc->pqueue_end && 4912 sc->idlepacket.inputbytes > 0) { 4913 /* Grow circular queue backwards to avoid race with psmintr */ 4914 if (--sc->pqueue_start < 0) 4915 sc->pqueue_start = PSM_PACKETQUEUE - 1; 4916 4917 pb = &sc->pqueue[sc->pqueue_start]; 4918 memcpy(pb, &sc->idlepacket, sizeof(packetbuf_t)); 4919 VLOG(4, (LOG_DEBUG, 4920 "psmsoftintridle: %02x %02x %02x %02x %02x %02x\n", 4921 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 4922 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 4923 4924 psmsoftintr(arg); 4925 } 4926 } 4927 4928 static void 4929 psmsoftintr(void *arg) 4930 { 4931 /* 4932 * the table to turn PS/2 mouse button bits (MOUSE_PS2_BUTTON?DOWN) 4933 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN). 4934 */ 4935 static int butmap[8] = { 4936 0, 4937 MOUSE_BUTTON1DOWN, 4938 MOUSE_BUTTON3DOWN, 4939 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4940 MOUSE_BUTTON2DOWN, 4941 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 4942 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 4943 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 4944 }; 4945 struct psm_softc *sc = arg; 4946 mousestatus_t ms; 4947 packetbuf_t *pb; 4948 int x, y, z, c, l, s; 4949 4950 getmicrouptime(&sc->lastsoftintr); 4951 4952 s = spltty(); 4953 4954 do { 4955 pb = &sc->pqueue[sc->pqueue_start]; 4956 4957 if (sc->mode.level == PSM_LEVEL_NATIVE) 4958 goto next_native; 4959 4960 c = pb->ipacket[0]; 4961 /* 4962 * A kludge for Kensington device! 4963 * The MSB of the horizontal count appears to be stored in 4964 * a strange place. 4965 */ 4966 if (sc->hw.model == MOUSE_MODEL_THINK) 4967 pb->ipacket[1] |= (c & MOUSE_PS2_XOVERFLOW) ? 0x80 : 0; 4968 4969 /* ignore the overflow bits... */ 4970 x = (c & MOUSE_PS2_XNEG) ? 4971 pb->ipacket[1] - 256 : pb->ipacket[1]; 4972 y = (c & MOUSE_PS2_YNEG) ? 4973 pb->ipacket[2] - 256 : pb->ipacket[2]; 4974 z = 0; 4975 ms.obutton = sc->button; /* previous button state */ 4976 ms.button = butmap[c & MOUSE_PS2_BUTTONS]; 4977 /* `tapping' action */ 4978 if (sc->config & PSM_CONFIG_FORCETAP) 4979 ms.button |= ((c & MOUSE_PS2_TAP)) ? 4980 0 : MOUSE_BUTTON4DOWN; 4981 timevalclear(&sc->idletimeout); 4982 sc->idlepacket.inputbytes = 0; 4983 4984 switch (sc->hw.model) { 4985 case MOUSE_MODEL_EXPLORER: 4986 /* 4987 * b7 b6 b5 b4 b3 b2 b1 b0 4988 * byte 1: oy ox sy sx 1 M R L 4989 * byte 2: x x x x x x x x 4990 * byte 3: y y y y y y y y 4991 * byte 4: * * S2 S1 s d2 d1 d0 4992 * 4993 * L, M, R, S1, S2: left, middle, right and side buttons 4994 * s: wheel data sign bit 4995 * d2-d0: wheel data 4996 */ 4997 z = (pb->ipacket[3] & MOUSE_EXPLORER_ZNEG) ? 4998 (pb->ipacket[3] & 0x0f) - 16 : 4999 (pb->ipacket[3] & 0x0f); 5000 ms.button |= 5001 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON4DOWN) ? 5002 MOUSE_BUTTON4DOWN : 0; 5003 ms.button |= 5004 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON5DOWN) ? 5005 MOUSE_BUTTON5DOWN : 0; 5006 break; 5007 5008 case MOUSE_MODEL_INTELLI: 5009 case MOUSE_MODEL_NET: 5010 /* wheel data is in the fourth byte */ 5011 z = (char)pb->ipacket[3]; 5012 /* 5013 * XXX some mice may send 7 when there is no Z movement? */ 5014 if ((z >= 7) || (z <= -7)) 5015 z = 0; 5016 /* some compatible mice have additional buttons */ 5017 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON4DOWN) ? 5018 MOUSE_BUTTON4DOWN : 0; 5019 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON5DOWN) ? 5020 MOUSE_BUTTON5DOWN : 0; 5021 break; 5022 5023 case MOUSE_MODEL_MOUSEMANPLUS: 5024 proc_mmanplus(sc, pb, &ms, &x, &y, &z); 5025 break; 5026 5027 case MOUSE_MODEL_GLIDEPOINT: 5028 /* `tapping' action */ 5029 ms.button |= ((c & MOUSE_PS2_TAP)) ? 0 : 5030 MOUSE_BUTTON4DOWN; 5031 break; 5032 5033 case MOUSE_MODEL_NETSCROLL: 5034 /* 5035 * three additional bytes encode buttons and 5036 * wheel events 5037 */ 5038 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON3DOWN) ? 5039 MOUSE_BUTTON4DOWN : 0; 5040 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON1DOWN) ? 5041 MOUSE_BUTTON5DOWN : 0; 5042 z = (pb->ipacket[3] & MOUSE_PS2_XNEG) ? 5043 pb->ipacket[4] - 256 : pb->ipacket[4]; 5044 break; 5045 5046 case MOUSE_MODEL_THINK: 5047 /* the fourth button state in the first byte */ 5048 ms.button |= (c & MOUSE_PS2_TAP) ? 5049 MOUSE_BUTTON4DOWN : 0; 5050 break; 5051 5052 case MOUSE_MODEL_VERSAPAD: 5053 proc_versapad(sc, pb, &ms, &x, &y, &z); 5054 c = ((x < 0) ? MOUSE_PS2_XNEG : 0) | 5055 ((y < 0) ? MOUSE_PS2_YNEG : 0); 5056 break; 5057 5058 case MOUSE_MODEL_4D: 5059 /* 5060 * b7 b6 b5 b4 b3 b2 b1 b0 5061 * byte 1: s2 d2 s1 d1 1 M R L 5062 * byte 2: sx x x x x x x x 5063 * byte 3: sy y y y y y y y 5064 * 5065 * s1: wheel 1 direction 5066 * d1: wheel 1 data 5067 * s2: wheel 2 direction 5068 * d2: wheel 2 data 5069 */ 5070 x = (pb->ipacket[1] & 0x80) ? 5071 pb->ipacket[1] - 256 : pb->ipacket[1]; 5072 y = (pb->ipacket[2] & 0x80) ? 5073 pb->ipacket[2] - 256 : pb->ipacket[2]; 5074 switch (c & MOUSE_4D_WHEELBITS) { 5075 case 0x10: 5076 z = 1; 5077 break; 5078 case 0x30: 5079 z = -1; 5080 break; 5081 case 0x40: /* XXX 2nd wheel turning right */ 5082 z = 2; 5083 break; 5084 case 0xc0: /* XXX 2nd wheel turning left */ 5085 z = -2; 5086 break; 5087 } 5088 break; 5089 5090 case MOUSE_MODEL_4DPLUS: 5091 if ((x < 16 - 256) && (y < 16 - 256)) { 5092 /* 5093 * b7 b6 b5 b4 b3 b2 b1 b0 5094 * byte 1: 0 0 1 1 1 M R L 5095 * byte 2: 0 0 0 0 1 0 0 0 5096 * byte 3: 0 0 0 0 S s d1 d0 5097 * 5098 * L, M, R, S: left, middle, right, 5099 * and side buttons 5100 * s: wheel data sign bit 5101 * d1-d0: wheel data 5102 */ 5103 x = y = 0; 5104 if (pb->ipacket[2] & MOUSE_4DPLUS_BUTTON4DOWN) 5105 ms.button |= MOUSE_BUTTON4DOWN; 5106 z = (pb->ipacket[2] & MOUSE_4DPLUS_ZNEG) ? 5107 ((pb->ipacket[2] & 0x07) - 8) : 5108 (pb->ipacket[2] & 0x07) ; 5109 } else { 5110 /* preserve previous button states */ 5111 ms.button |= ms.obutton & MOUSE_EXTBUTTONS; 5112 } 5113 break; 5114 5115 case MOUSE_MODEL_SYNAPTICS: 5116 if (pb->inputbytes == MOUSE_PS2_PACKETSIZE) 5117 if (proc_synaptics_mux(sc, pb)) 5118 goto next; 5119 5120 if (proc_synaptics(sc, pb, &ms, &x, &y, &z) != 0) { 5121 VLOG(3, (LOG_DEBUG, "synaptics: " 5122 "packet rejected\n")); 5123 goto next; 5124 } 5125 break; 5126 5127 case MOUSE_MODEL_ELANTECH: 5128 if (proc_elantech(sc, pb, &ms, &x, &y, &z) != 0) { 5129 VLOG(3, (LOG_DEBUG, "elantech: " 5130 "packet rejected\n")); 5131 goto next; 5132 } 5133 break; 5134 5135 case MOUSE_MODEL_TRACKPOINT: 5136 case MOUSE_MODEL_GENERIC: 5137 default: 5138 break; 5139 } 5140 5141 #ifdef EVDEV_SUPPORT 5142 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE && 5143 sc->hw.model != MOUSE_MODEL_ELANTECH && 5144 sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 5145 evdev_push_rel(sc->evdev_r, REL_X, x); 5146 evdev_push_rel(sc->evdev_r, REL_Y, -y); 5147 5148 switch (sc->hw.model) { 5149 case MOUSE_MODEL_EXPLORER: 5150 case MOUSE_MODEL_INTELLI: 5151 case MOUSE_MODEL_NET: 5152 case MOUSE_MODEL_NETSCROLL: 5153 case MOUSE_MODEL_4DPLUS: 5154 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5155 break; 5156 case MOUSE_MODEL_MOUSEMANPLUS: 5157 case MOUSE_MODEL_4D: 5158 switch (z) { 5159 case 1: 5160 case -1: 5161 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5162 break; 5163 case 2: 5164 case -2: 5165 evdev_push_rel(sc->evdev_r, REL_HWHEEL, z / 2); 5166 break; 5167 } 5168 break; 5169 } 5170 5171 evdev_push_mouse_btn(sc->evdev_r, ms.button); 5172 evdev_sync(sc->evdev_r); 5173 } 5174 #endif 5175 5176 /* scale values */ 5177 if (sc->mode.accelfactor >= 1) { 5178 if (x != 0) { 5179 x = x * x / sc->mode.accelfactor; 5180 if (x == 0) 5181 x = 1; 5182 if (c & MOUSE_PS2_XNEG) 5183 x = -x; 5184 } 5185 if (y != 0) { 5186 y = y * y / sc->mode.accelfactor; 5187 if (y == 0) 5188 y = 1; 5189 if (c & MOUSE_PS2_YNEG) 5190 y = -y; 5191 } 5192 } 5193 5194 /* Store last packet for reinjection if it has not been set already */ 5195 if (timevalisset(&sc->idletimeout) && sc->idlepacket.inputbytes == 0) 5196 sc->idlepacket = *pb; 5197 5198 ms.dx = x; 5199 ms.dy = y; 5200 ms.dz = z; 5201 ms.flags = ((x || y || z) ? MOUSE_POSCHANGED : 0) | 5202 (ms.obutton ^ ms.button); 5203 5204 pb->inputbytes = tame_mouse(sc, pb, &ms, pb->ipacket); 5205 5206 sc->status.flags |= ms.flags; 5207 sc->status.dx += ms.dx; 5208 sc->status.dy += ms.dy; 5209 sc->status.dz += ms.dz; 5210 sc->status.button = ms.button; 5211 sc->button = ms.button; 5212 5213 next_native: 5214 sc->watchdog = FALSE; 5215 5216 /* queue data */ 5217 if (sc->queue.count + pb->inputbytes < sizeof(sc->queue.buf)) { 5218 l = imin(pb->inputbytes, 5219 sizeof(sc->queue.buf) - sc->queue.tail); 5220 bcopy(&pb->ipacket[0], &sc->queue.buf[sc->queue.tail], l); 5221 if (pb->inputbytes > l) 5222 bcopy(&pb->ipacket[l], &sc->queue.buf[0], 5223 pb->inputbytes - l); 5224 sc->queue.tail = (sc->queue.tail + pb->inputbytes) % 5225 sizeof(sc->queue.buf); 5226 sc->queue.count += pb->inputbytes; 5227 } 5228 5229 next: 5230 pb->inputbytes = 0; 5231 if (++sc->pqueue_start >= PSM_PACKETQUEUE) 5232 sc->pqueue_start = 0; 5233 } while (sc->pqueue_start != sc->pqueue_end); 5234 5235 if (sc->state & PSM_ASLP) { 5236 sc->state &= ~PSM_ASLP; 5237 wakeup(sc); 5238 } 5239 selwakeuppri(&sc->rsel, PZERO); 5240 if (sc->async != NULL) { 5241 pgsigio(&sc->async, SIGIO, 0); 5242 } 5243 sc->state &= ~PSM_SOFTARMED; 5244 5245 /* schedule injection of predefined packet after idletimeout 5246 * if no data packets have been received from psmintr */ 5247 if (timevalisset(&sc->idletimeout)) { 5248 sc->state |= PSM_SOFTARMED; 5249 callout_reset(&sc->softcallout, tvtohz(&sc->idletimeout), 5250 psmsoftintridle, sc); 5251 VLOG(2, (LOG_DEBUG, "softintr: callout set: %d ticks\n", 5252 tvtohz(&sc->idletimeout))); 5253 } 5254 splx(s); 5255 } 5256 5257 static int 5258 psmpoll(struct cdev *dev, int events, struct thread *td) 5259 { 5260 struct psm_softc *sc = dev->si_drv1; 5261 int s; 5262 int revents = 0; 5263 5264 /* Return true if a mouse event available */ 5265 s = spltty(); 5266 if (events & (POLLIN | POLLRDNORM)) { 5267 if (sc->queue.count > 0) 5268 revents |= events & (POLLIN | POLLRDNORM); 5269 else 5270 selrecord(td, &sc->rsel); 5271 } 5272 splx(s); 5273 5274 return (revents); 5275 } 5276 5277 /* vendor/model specific routines */ 5278 5279 static int mouse_id_proc1(KBDC kbdc, int res, int scale, int *status) 5280 { 5281 if (set_mouse_resolution(kbdc, res) != res) 5282 return (FALSE); 5283 if (set_mouse_scaling(kbdc, scale) && 5284 set_mouse_scaling(kbdc, scale) && 5285 set_mouse_scaling(kbdc, scale) && 5286 (get_mouse_status(kbdc, status, 0, 3) >= 3)) 5287 return (TRUE); 5288 return (FALSE); 5289 } 5290 5291 static int 5292 mouse_ext_command(KBDC kbdc, int command) 5293 { 5294 int c; 5295 5296 c = (command >> 6) & 0x03; 5297 if (set_mouse_resolution(kbdc, c) != c) 5298 return (FALSE); 5299 c = (command >> 4) & 0x03; 5300 if (set_mouse_resolution(kbdc, c) != c) 5301 return (FALSE); 5302 c = (command >> 2) & 0x03; 5303 if (set_mouse_resolution(kbdc, c) != c) 5304 return (FALSE); 5305 c = (command >> 0) & 0x03; 5306 if (set_mouse_resolution(kbdc, c) != c) 5307 return (FALSE); 5308 return (TRUE); 5309 } 5310 5311 #ifdef notyet 5312 /* Logitech MouseMan Cordless II */ 5313 static int 5314 enable_lcordless(struct psm_softc *sc, enum probearg arg) 5315 { 5316 KBDC kbdc = sc->kbdc; 5317 int status[3]; 5318 int ch; 5319 5320 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 2, status)) 5321 return (FALSE); 5322 if (status[1] == PSMD_RES_HIGH) 5323 return (FALSE); 5324 ch = (status[0] & 0x07) - 1; /* channel # */ 5325 if ((ch <= 0) || (ch > 4)) 5326 return (FALSE); 5327 /* 5328 * status[1]: always one? 5329 * status[2]: battery status? (0-100) 5330 */ 5331 return (TRUE); 5332 } 5333 #endif /* notyet */ 5334 5335 /* Genius NetScroll Mouse, MouseSystems SmartScroll Mouse */ 5336 static int 5337 enable_groller(struct psm_softc *sc, enum probearg arg) 5338 { 5339 KBDC kbdc = sc->kbdc; 5340 int status[3]; 5341 5342 /* 5343 * The special sequence to enable the fourth button and the 5344 * roller. Immediately after this sequence check status bytes. 5345 * if the mouse is NetScroll, the second and the third bytes are 5346 * '3' and 'D'. 5347 */ 5348 5349 /* 5350 * If the mouse is an ordinary PS/2 mouse, the status bytes should 5351 * look like the following. 5352 * 5353 * byte 1 bit 7 always 0 5354 * bit 6 stream mode (0) 5355 * bit 5 disabled (0) 5356 * bit 4 1:1 scaling (0) 5357 * bit 3 always 0 5358 * bit 0-2 button status 5359 * byte 2 resolution (PSMD_RES_HIGH) 5360 * byte 3 report rate (?) 5361 */ 5362 5363 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5364 return (FALSE); 5365 if ((status[1] != '3') || (status[2] != 'D')) 5366 return (FALSE); 5367 /* FIXME: SmartScroll Mouse has 5 buttons! XXX */ 5368 if (arg == PROBE) 5369 sc->hw.buttons = 4; 5370 return (TRUE); 5371 } 5372 5373 /* Genius NetMouse/NetMouse Pro, ASCII Mie Mouse, NetScroll Optical */ 5374 static int 5375 enable_gmouse(struct psm_softc *sc, enum probearg arg) 5376 { 5377 KBDC kbdc = sc->kbdc; 5378 int status[3]; 5379 5380 /* 5381 * The special sequence to enable the middle, "rubber" button. 5382 * Immediately after this sequence check status bytes. 5383 * if the mouse is NetMouse, NetMouse Pro, or ASCII MIE Mouse, 5384 * the second and the third bytes are '3' and 'U'. 5385 * NOTE: NetMouse reports that it has three buttons although it has 5386 * two buttons and a rubber button. NetMouse Pro and MIE Mouse 5387 * say they have three buttons too and they do have a button on the 5388 * side... 5389 */ 5390 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5391 return (FALSE); 5392 if ((status[1] != '3') || (status[2] != 'U')) 5393 return (FALSE); 5394 return (TRUE); 5395 } 5396 5397 /* ALPS GlidePoint */ 5398 static int 5399 enable_aglide(struct psm_softc *sc, enum probearg arg) 5400 { 5401 KBDC kbdc = sc->kbdc; 5402 int status[3]; 5403 5404 /* 5405 * The special sequence to obtain ALPS GlidePoint specific 5406 * information. Immediately after this sequence, status bytes will 5407 * contain something interesting. 5408 * NOTE: ALPS produces several models of GlidePoint. Some of those 5409 * do not respond to this sequence, thus, cannot be detected this way. 5410 */ 5411 if (set_mouse_sampling_rate(kbdc, 100) != 100) 5412 return (FALSE); 5413 if (!mouse_id_proc1(kbdc, PSMD_RES_LOW, 2, status)) 5414 return (FALSE); 5415 if ((status[1] == PSMD_RES_LOW) || (status[2] == 100)) 5416 return (FALSE); 5417 return (TRUE); 5418 } 5419 5420 /* Kensington ThinkingMouse/Trackball */ 5421 static int 5422 enable_kmouse(struct psm_softc *sc, enum probearg arg) 5423 { 5424 static u_char rate[] = { 20, 60, 40, 20, 20, 60, 40, 20, 20 }; 5425 KBDC kbdc = sc->kbdc; 5426 int status[3]; 5427 int id1; 5428 int id2; 5429 int i; 5430 5431 id1 = get_aux_id(kbdc); 5432 if (set_mouse_sampling_rate(kbdc, 10) != 10) 5433 return (FALSE); 5434 /* 5435 * The device is now in the native mode? It returns a different 5436 * ID value... 5437 */ 5438 id2 = get_aux_id(kbdc); 5439 if ((id1 == id2) || (id2 != 2)) 5440 return (FALSE); 5441 5442 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 5443 return (FALSE); 5444 #if PSM_DEBUG >= 2 5445 /* at this point, resolution is LOW, sampling rate is 10/sec */ 5446 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5447 return (FALSE); 5448 #endif 5449 5450 /* 5451 * The special sequence to enable the third and fourth buttons. 5452 * Otherwise they behave like the first and second buttons. 5453 */ 5454 for (i = 0; i < nitems(rate); ++i) 5455 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5456 return (FALSE); 5457 5458 /* 5459 * At this point, the device is using default resolution and 5460 * sampling rate for the native mode. 5461 */ 5462 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5463 return (FALSE); 5464 if ((status[1] == PSMD_RES_LOW) || (status[2] == rate[i - 1])) 5465 return (FALSE); 5466 5467 /* the device appears be enabled by this sequence, diable it for now */ 5468 disable_aux_dev(kbdc); 5469 empty_aux_buffer(kbdc, 5); 5470 5471 return (TRUE); 5472 } 5473 5474 /* Logitech MouseMan+/FirstMouse+, IBM ScrollPoint Mouse */ 5475 static int 5476 enable_mmanplus(struct psm_softc *sc, enum probearg arg) 5477 { 5478 KBDC kbdc = sc->kbdc; 5479 int data[3]; 5480 5481 /* the special sequence to enable the fourth button and the roller. */ 5482 /* 5483 * NOTE: for ScrollPoint to respond correctly, the SET_RESOLUTION 5484 * must be called exactly three times since the last RESET command 5485 * before this sequence. XXX 5486 */ 5487 if (!set_mouse_scaling(kbdc, 1)) 5488 return (FALSE); 5489 if (!mouse_ext_command(kbdc, 0x39) || !mouse_ext_command(kbdc, 0xdb)) 5490 return (FALSE); 5491 if (get_mouse_status(kbdc, data, 1, 3) < 3) 5492 return (FALSE); 5493 5494 /* 5495 * PS2++ protocol, packet type 0 5496 * 5497 * b7 b6 b5 b4 b3 b2 b1 b0 5498 * byte 1: * 1 p3 p2 1 * * * 5499 * byte 2: 1 1 p1 p0 m1 m0 1 0 5500 * byte 3: m7 m6 m5 m4 m3 m2 m1 m0 5501 * 5502 * p3-p0: packet type: 0 5503 * m7-m0: model ID: MouseMan+:0x50, 5504 * FirstMouse+:0x51, 5505 * ScrollPoint:0x58... 5506 */ 5507 /* check constant bits */ 5508 if ((data[0] & MOUSE_PS2PLUS_SYNCMASK) != MOUSE_PS2PLUS_SYNC) 5509 return (FALSE); 5510 if ((data[1] & 0xc3) != 0xc2) 5511 return (FALSE); 5512 /* check d3-d0 in byte 2 */ 5513 if (!MOUSE_PS2PLUS_CHECKBITS(data)) 5514 return (FALSE); 5515 /* check p3-p0 */ 5516 if (MOUSE_PS2PLUS_PACKET_TYPE(data) != 0) 5517 return (FALSE); 5518 5519 if (arg == PROBE) { 5520 sc->hw.hwid &= 0x00ff; 5521 sc->hw.hwid |= data[2] << 8; /* save model ID */ 5522 } 5523 5524 /* 5525 * MouseMan+ (or FirstMouse+) is now in its native mode, in which 5526 * the wheel and the fourth button events are encoded in the 5527 * special data packet. The mouse may be put in the IntelliMouse mode 5528 * if it is initialized by the IntelliMouse's method. 5529 */ 5530 return (TRUE); 5531 } 5532 5533 /* MS IntelliMouse Explorer */ 5534 static int 5535 enable_msexplorer(struct psm_softc *sc, enum probearg arg) 5536 { 5537 KBDC kbdc = sc->kbdc; 5538 static u_char rate0[] = { 200, 100, 80, }; 5539 static u_char rate1[] = { 200, 200, 80, }; 5540 int id; 5541 int i; 5542 5543 /* 5544 * This is needed for at least A4Tech X-7xx mice - they do not go 5545 * straight to Explorer mode, but need to be set to Intelli mode 5546 * first. 5547 */ 5548 enable_msintelli(sc, arg); 5549 5550 /* the special sequence to enable the extra buttons and the roller. */ 5551 for (i = 0; i < nitems(rate1); ++i) 5552 if (set_mouse_sampling_rate(kbdc, rate1[i]) != rate1[i]) 5553 return (FALSE); 5554 /* the device will give the genuine ID only after the above sequence */ 5555 id = get_aux_id(kbdc); 5556 if (id != PSM_EXPLORER_ID) 5557 return (FALSE); 5558 5559 if (arg == PROBE) { 5560 sc->hw.buttons = 5; /* IntelliMouse Explorer XXX */ 5561 sc->hw.hwid = id; 5562 } 5563 5564 /* 5565 * XXX: this is a kludge to fool some KVM switch products 5566 * which think they are clever enough to know the 4-byte IntelliMouse 5567 * protocol, and assume any other protocols use 3-byte packets. 5568 * They don't convey 4-byte data packets from the IntelliMouse Explorer 5569 * correctly to the host computer because of this! 5570 * The following sequence is actually IntelliMouse's "wake up" 5571 * sequence; it will make the KVM think the mouse is IntelliMouse 5572 * when it is in fact IntelliMouse Explorer. 5573 */ 5574 for (i = 0; i < nitems(rate0); ++i) 5575 if (set_mouse_sampling_rate(kbdc, rate0[i]) != rate0[i]) 5576 break; 5577 get_aux_id(kbdc); 5578 5579 return (TRUE); 5580 } 5581 5582 /* 5583 * MS IntelliMouse 5584 * Logitech MouseMan+ and FirstMouse+ will also respond to this 5585 * probe routine and act like IntelliMouse. 5586 */ 5587 static int 5588 enable_msintelli(struct psm_softc *sc, enum probearg arg) 5589 { 5590 KBDC kbdc = sc->kbdc; 5591 static u_char rate[] = { 200, 100, 80, }; 5592 int id; 5593 int i; 5594 5595 /* the special sequence to enable the third button and the roller. */ 5596 for (i = 0; i < nitems(rate); ++i) 5597 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5598 return (FALSE); 5599 /* the device will give the genuine ID only after the above sequence */ 5600 id = get_aux_id(kbdc); 5601 if (id != PSM_INTELLI_ID) 5602 return (FALSE); 5603 5604 if (arg == PROBE) { 5605 sc->hw.buttons = 3; 5606 sc->hw.hwid = id; 5607 } 5608 5609 return (TRUE); 5610 } 5611 5612 /* 5613 * A4 Tech 4D Mouse 5614 * Newer wheel mice from A4 Tech may use the 4D+ protocol. 5615 */ 5616 static int 5617 enable_4dmouse(struct psm_softc *sc, enum probearg arg) 5618 { 5619 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5620 KBDC kbdc = sc->kbdc; 5621 int id; 5622 int i; 5623 5624 for (i = 0; i < nitems(rate); ++i) 5625 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5626 return (FALSE); 5627 id = get_aux_id(kbdc); 5628 /* 5629 * WinEasy 4D, 4 Way Scroll 4D: 6 5630 * Cable-Free 4D: 8 (4DPLUS) 5631 * WinBest 4D+, 4 Way Scroll 4D+: 8 (4DPLUS) 5632 */ 5633 if (id != PSM_4DMOUSE_ID) 5634 return (FALSE); 5635 5636 if (arg == PROBE) { 5637 sc->hw.buttons = 3; /* XXX some 4D mice have 4? */ 5638 sc->hw.hwid = id; 5639 } 5640 5641 return (TRUE); 5642 } 5643 5644 /* 5645 * A4 Tech 4D+ Mouse 5646 * Newer wheel mice from A4 Tech seem to use this protocol. 5647 * Older models are recognized as either 4D Mouse or IntelliMouse. 5648 */ 5649 static int 5650 enable_4dplus(struct psm_softc *sc, enum probearg arg) 5651 { 5652 KBDC kbdc = sc->kbdc; 5653 int id; 5654 5655 /* 5656 * enable_4dmouse() already issued the following ID sequence... 5657 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5658 int i; 5659 5660 for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) 5661 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5662 return (FALSE); 5663 */ 5664 5665 id = get_aux_id(kbdc); 5666 switch (id) { 5667 case PSM_4DPLUS_ID: 5668 break; 5669 case PSM_4DPLUS_RFSW35_ID: 5670 break; 5671 default: 5672 return (FALSE); 5673 } 5674 5675 if (arg == PROBE) { 5676 sc->hw.buttons = (id == PSM_4DPLUS_ID) ? 4 : 3; 5677 sc->hw.hwid = id; 5678 } 5679 5680 return (TRUE); 5681 } 5682 5683 /* Synaptics Touchpad */ 5684 static int 5685 synaptics_sysctl(SYSCTL_HANDLER_ARGS) 5686 { 5687 struct psm_softc *sc; 5688 int error, arg; 5689 5690 if (oidp->oid_arg1 == NULL || oidp->oid_arg2 < 0 || 5691 oidp->oid_arg2 > SYNAPTICS_SYSCTL_LAST) 5692 return (EINVAL); 5693 5694 sc = oidp->oid_arg1; 5695 5696 /* Read the current value. */ 5697 arg = *(int *)((char *)sc + oidp->oid_arg2); 5698 error = sysctl_handle_int(oidp, &arg, 0, req); 5699 5700 /* Sanity check. */ 5701 if (error || !req->newptr) 5702 return (error); 5703 5704 /* 5705 * Check that the new value is in the concerned node's range 5706 * of values. 5707 */ 5708 switch (oidp->oid_arg2) { 5709 case SYNAPTICS_SYSCTL_MIN_PRESSURE: 5710 case SYNAPTICS_SYSCTL_MAX_PRESSURE: 5711 if (arg < 0 || arg > 255) 5712 return (EINVAL); 5713 break; 5714 case SYNAPTICS_SYSCTL_MAX_WIDTH: 5715 if (arg < 4 || arg > 15) 5716 return (EINVAL); 5717 break; 5718 case SYNAPTICS_SYSCTL_MARGIN_TOP: 5719 case SYNAPTICS_SYSCTL_MARGIN_BOTTOM: 5720 case SYNAPTICS_SYSCTL_NA_TOP: 5721 case SYNAPTICS_SYSCTL_NA_BOTTOM: 5722 if (arg < 0 || arg > sc->synhw.maximumYCoord) 5723 return (EINVAL); 5724 break; 5725 case SYNAPTICS_SYSCTL_SOFTBUTTON2_X: 5726 case SYNAPTICS_SYSCTL_SOFTBUTTON3_X: 5727 /* Softbuttons is clickpad only feature */ 5728 if (!sc->synhw.capClickPad && arg != 0) 5729 return (EINVAL); 5730 /* FALLTHROUGH */ 5731 case SYNAPTICS_SYSCTL_MARGIN_RIGHT: 5732 case SYNAPTICS_SYSCTL_MARGIN_LEFT: 5733 case SYNAPTICS_SYSCTL_NA_RIGHT: 5734 case SYNAPTICS_SYSCTL_NA_LEFT: 5735 if (arg < 0 || arg > sc->synhw.maximumXCoord) 5736 return (EINVAL); 5737 break; 5738 case SYNAPTICS_SYSCTL_WINDOW_MIN: 5739 case SYNAPTICS_SYSCTL_WINDOW_MAX: 5740 case SYNAPTICS_SYSCTL_TAP_MIN_QUEUE: 5741 if (arg < 1 || arg > SYNAPTICS_PACKETQUEUE) 5742 return (EINVAL); 5743 break; 5744 case SYNAPTICS_SYSCTL_MULTIPLICATOR: 5745 case SYNAPTICS_SYSCTL_WEIGHT_CURRENT: 5746 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS: 5747 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA: 5748 case SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED: 5749 case SYNAPTICS_SYSCTL_DIV_MIN: 5750 case SYNAPTICS_SYSCTL_DIV_MAX: 5751 case SYNAPTICS_SYSCTL_DIV_MAX_NA: 5752 case SYNAPTICS_SYSCTL_DIV_LEN: 5753 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN: 5754 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX: 5755 if (arg < 1) 5756 return (EINVAL); 5757 break; 5758 case SYNAPTICS_SYSCTL_TAP_MAX_DELTA: 5759 case SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT: 5760 case SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA: 5761 if (arg < 0) 5762 return (EINVAL); 5763 break; 5764 case SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA: 5765 if (arg < -sc->synhw.maximumXCoord || 5766 arg > sc->synhw.maximumXCoord) 5767 return (EINVAL); 5768 break; 5769 case SYNAPTICS_SYSCTL_SOFTBUTTONS_Y: 5770 /* Softbuttons is clickpad only feature */ 5771 if (!sc->synhw.capClickPad && arg != 0) 5772 return (EINVAL); 5773 /* FALLTHROUGH */ 5774 case SYNAPTICS_SYSCTL_VSCROLL_VER_AREA: 5775 if (arg < -sc->synhw.maximumYCoord || 5776 arg > sc->synhw.maximumYCoord) 5777 return (EINVAL); 5778 break; 5779 case SYNAPTICS_SYSCTL_TOUCHPAD_OFF: 5780 case SYNAPTICS_SYSCTL_THREE_FINGER_DRAG: 5781 case SYNAPTICS_SYSCTL_NATURAL_SCROLL: 5782 if (arg < 0 || arg > 1) 5783 return (EINVAL); 5784 break; 5785 default: 5786 return (EINVAL); 5787 } 5788 5789 /* Update. */ 5790 *(int *)((char *)sc + oidp->oid_arg2) = arg; 5791 5792 return (error); 5793 } 5794 5795 static void 5796 synaptics_sysctl_create_softbuttons_tree(struct psm_softc *sc) 5797 { 5798 /* 5799 * Set predefined sizes for softbuttons. 5800 * Values are taken to match HP Pavilion dv6 clickpad drawings 5801 * with thin middle softbutton placed on separator 5802 */ 5803 5804 /* hw.psm.synaptics.softbuttons_y */ 5805 sc->syninfo.softbuttons_y = sc->synhw.topButtonPad ? -1700 : 1700; 5806 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5807 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5808 "softbuttons_y", 5809 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5810 sc, SYNAPTICS_SYSCTL_SOFTBUTTONS_Y, 5811 synaptics_sysctl, "I", 5812 "Vertical size of softbuttons area"); 5813 5814 /* hw.psm.synaptics.softbutton2_x */ 5815 sc->syninfo.softbutton2_x = 3100; 5816 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5817 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5818 "softbutton2_x", 5819 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5820 sc, SYNAPTICS_SYSCTL_SOFTBUTTON2_X, 5821 synaptics_sysctl, "I", 5822 "Horisontal position of 2-nd softbutton left edge (0-disable)"); 5823 5824 /* hw.psm.synaptics.softbutton3_x */ 5825 sc->syninfo.softbutton3_x = 3900; 5826 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5827 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5828 "softbutton3_x", 5829 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5830 sc, SYNAPTICS_SYSCTL_SOFTBUTTON3_X, 5831 synaptics_sysctl, "I", 5832 "Horisontal position of 3-rd softbutton left edge (0-disable)"); 5833 } 5834 5835 static void 5836 synaptics_sysctl_create_tree(struct psm_softc *sc, const char *name, 5837 const char *descr) 5838 { 5839 5840 if (sc->syninfo.sysctl_tree != NULL) 5841 return; 5842 5843 /* Attach extra synaptics sysctl nodes under hw.psm.synaptics */ 5844 sysctl_ctx_init(&sc->syninfo.sysctl_ctx); 5845 sc->syninfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->syninfo.sysctl_ctx, 5846 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, name, 5847 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, descr); 5848 5849 /* hw.psm.synaptics.directional_scrolls. */ 5850 sc->syninfo.directional_scrolls = 0; 5851 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5852 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5853 "directional_scrolls", CTLFLAG_RW|CTLFLAG_ANYBODY, 5854 &sc->syninfo.directional_scrolls, 0, 5855 "Enable hardware scrolling pad (if non-zero) or register it as " 5856 "extended buttons (if 0)"); 5857 5858 /* hw.psm.synaptics.max_x. */ 5859 sc->syninfo.max_x = 6143; 5860 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5861 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5862 "max_x", CTLFLAG_RD|CTLFLAG_ANYBODY, 5863 &sc->syninfo.max_x, 0, 5864 "Horizontal reporting range"); 5865 5866 /* hw.psm.synaptics.max_y. */ 5867 sc->syninfo.max_y = 6143; 5868 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5869 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5870 "max_y", CTLFLAG_RD|CTLFLAG_ANYBODY, 5871 &sc->syninfo.max_y, 0, 5872 "Vertical reporting range"); 5873 5874 /* 5875 * Turn off two finger scroll if we have a 5876 * physical area reserved for scrolling or when 5877 * there's no multi finger support. 5878 */ 5879 if (sc->synhw.verticalScroll || (sc->synhw.capMultiFinger == 0 && 5880 sc->synhw.capAdvancedGestures == 0)) 5881 sc->syninfo.two_finger_scroll = 0; 5882 else 5883 sc->syninfo.two_finger_scroll = 1; 5884 /* hw.psm.synaptics.two_finger_scroll. */ 5885 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5886 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5887 "two_finger_scroll", CTLFLAG_RW|CTLFLAG_ANYBODY, 5888 &sc->syninfo.two_finger_scroll, 0, 5889 "Enable two finger scrolling"); 5890 5891 /* hw.psm.synaptics.min_pressure. */ 5892 sc->syninfo.min_pressure = 32; 5893 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5894 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5895 "min_pressure", 5896 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5897 sc, SYNAPTICS_SYSCTL_MIN_PRESSURE, 5898 synaptics_sysctl, "I", 5899 "Minimum pressure required to start an action"); 5900 5901 /* hw.psm.synaptics.max_pressure. */ 5902 sc->syninfo.max_pressure = 220; 5903 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5904 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5905 "max_pressure", 5906 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5907 sc, SYNAPTICS_SYSCTL_MAX_PRESSURE, 5908 synaptics_sysctl, "I", 5909 "Maximum pressure to detect palm"); 5910 5911 /* hw.psm.synaptics.max_width. */ 5912 sc->syninfo.max_width = 10; 5913 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5914 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5915 "max_width", 5916 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5917 sc, SYNAPTICS_SYSCTL_MAX_WIDTH, 5918 synaptics_sysctl, "I", 5919 "Maximum finger width to detect palm"); 5920 5921 /* hw.psm.synaptics.top_margin. */ 5922 sc->syninfo.margin_top = 200; 5923 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5924 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5925 "margin_top", 5926 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5927 sc, SYNAPTICS_SYSCTL_MARGIN_TOP, 5928 synaptics_sysctl, "I", 5929 "Top margin"); 5930 5931 /* hw.psm.synaptics.right_margin. */ 5932 sc->syninfo.margin_right = 200; 5933 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5934 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5935 "margin_right", 5936 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5937 sc, SYNAPTICS_SYSCTL_MARGIN_RIGHT, 5938 synaptics_sysctl, "I", 5939 "Right margin"); 5940 5941 /* hw.psm.synaptics.bottom_margin. */ 5942 sc->syninfo.margin_bottom = 200; 5943 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5944 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5945 "margin_bottom", 5946 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5947 sc, SYNAPTICS_SYSCTL_MARGIN_BOTTOM, 5948 synaptics_sysctl, "I", 5949 "Bottom margin"); 5950 5951 /* hw.psm.synaptics.left_margin. */ 5952 sc->syninfo.margin_left = 200; 5953 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5954 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5955 "margin_left", 5956 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5957 sc, SYNAPTICS_SYSCTL_MARGIN_LEFT, 5958 synaptics_sysctl, "I", 5959 "Left margin"); 5960 5961 /* hw.psm.synaptics.na_top. */ 5962 sc->syninfo.na_top = 1783; 5963 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5964 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5965 "na_top", 5966 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5967 sc, SYNAPTICS_SYSCTL_NA_TOP, 5968 synaptics_sysctl, "I", 5969 "Top noisy area, where weight_previous_na is used instead " 5970 "of weight_previous"); 5971 5972 /* hw.psm.synaptics.na_right. */ 5973 sc->syninfo.na_right = 563; 5974 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5975 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5976 "na_right", 5977 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5978 sc, SYNAPTICS_SYSCTL_NA_RIGHT, 5979 synaptics_sysctl, "I", 5980 "Right noisy area, where weight_previous_na is used instead " 5981 "of weight_previous"); 5982 5983 /* hw.psm.synaptics.na_bottom. */ 5984 sc->syninfo.na_bottom = 1408; 5985 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5986 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5987 "na_bottom", 5988 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5989 sc, SYNAPTICS_SYSCTL_NA_BOTTOM, 5990 synaptics_sysctl, "I", 5991 "Bottom noisy area, where weight_previous_na is used instead " 5992 "of weight_previous"); 5993 5994 /* hw.psm.synaptics.na_left. */ 5995 sc->syninfo.na_left = 1600; 5996 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5997 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5998 "na_left", 5999 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6000 sc, SYNAPTICS_SYSCTL_NA_LEFT, 6001 synaptics_sysctl, "I", 6002 "Left noisy area, where weight_previous_na is used instead " 6003 "of weight_previous"); 6004 6005 /* hw.psm.synaptics.window_min. */ 6006 sc->syninfo.window_min = 4; 6007 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6008 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6009 "window_min", 6010 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6011 sc, SYNAPTICS_SYSCTL_WINDOW_MIN, 6012 synaptics_sysctl, "I", 6013 "Minimum window size to start an action"); 6014 6015 /* hw.psm.synaptics.window_max. */ 6016 sc->syninfo.window_max = 10; 6017 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6018 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6019 "window_max", 6020 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6021 sc, SYNAPTICS_SYSCTL_WINDOW_MAX, 6022 synaptics_sysctl, "I", 6023 "Maximum window size"); 6024 6025 /* hw.psm.synaptics.multiplicator. */ 6026 sc->syninfo.multiplicator = 10000; 6027 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6028 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6029 "multiplicator", 6030 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6031 sc, SYNAPTICS_SYSCTL_MULTIPLICATOR, 6032 synaptics_sysctl, "I", 6033 "Multiplicator to increase precision in averages and divisions"); 6034 6035 /* hw.psm.synaptics.weight_current. */ 6036 sc->syninfo.weight_current = 3; 6037 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6038 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6039 "weight_current", 6040 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6041 sc, SYNAPTICS_SYSCTL_WEIGHT_CURRENT, 6042 synaptics_sysctl, "I", 6043 "Weight of the current movement in the new average"); 6044 6045 /* hw.psm.synaptics.weight_previous. */ 6046 sc->syninfo.weight_previous = 6; 6047 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6048 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6049 "weight_previous", 6050 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6051 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS, 6052 synaptics_sysctl, "I", 6053 "Weight of the previous average"); 6054 6055 /* hw.psm.synaptics.weight_previous_na. */ 6056 sc->syninfo.weight_previous_na = 20; 6057 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6058 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6059 "weight_previous_na", 6060 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6061 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA, 6062 synaptics_sysctl, "I", 6063 "Weight of the previous average (inside the noisy area)"); 6064 6065 /* hw.psm.synaptics.weight_len_squared. */ 6066 sc->syninfo.weight_len_squared = 2000; 6067 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6068 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6069 "weight_len_squared", 6070 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6071 sc, SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED, 6072 synaptics_sysctl, "I", 6073 "Length (squared) of segments where weight_previous " 6074 "starts to decrease"); 6075 6076 /* hw.psm.synaptics.div_min. */ 6077 sc->syninfo.div_min = 9; 6078 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6079 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6080 "div_min", 6081 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6082 sc, SYNAPTICS_SYSCTL_DIV_MIN, 6083 synaptics_sysctl, "I", 6084 "Divisor for fast movements"); 6085 6086 /* hw.psm.synaptics.div_max. */ 6087 sc->syninfo.div_max = 17; 6088 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6089 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6090 "div_max", 6091 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6092 sc, SYNAPTICS_SYSCTL_DIV_MAX, 6093 synaptics_sysctl, "I", 6094 "Divisor for slow movements"); 6095 6096 /* hw.psm.synaptics.div_max_na. */ 6097 sc->syninfo.div_max_na = 30; 6098 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6099 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6100 "div_max_na", 6101 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6102 sc, SYNAPTICS_SYSCTL_DIV_MAX_NA, 6103 synaptics_sysctl, "I", 6104 "Divisor with slow movements (inside the noisy area)"); 6105 6106 /* hw.psm.synaptics.div_len. */ 6107 sc->syninfo.div_len = 100; 6108 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6109 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6110 "div_len", 6111 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6112 sc, SYNAPTICS_SYSCTL_DIV_LEN, 6113 synaptics_sysctl, "I", 6114 "Length of segments where div_max starts to decrease"); 6115 6116 /* hw.psm.synaptics.tap_max_delta. */ 6117 sc->syninfo.tap_max_delta = 80; 6118 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6119 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6120 "tap_max_delta", 6121 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6122 sc, SYNAPTICS_SYSCTL_TAP_MAX_DELTA, 6123 synaptics_sysctl, "I", 6124 "Length of segments above which a tap is ignored"); 6125 6126 /* hw.psm.synaptics.tap_min_queue. */ 6127 sc->syninfo.tap_min_queue = 2; 6128 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6129 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6130 "tap_min_queue", 6131 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6132 sc, SYNAPTICS_SYSCTL_TAP_MIN_QUEUE, 6133 synaptics_sysctl, "I", 6134 "Number of packets required to consider a tap"); 6135 6136 /* hw.psm.synaptics.taphold_timeout. */ 6137 sc->gesture.in_taphold = 0; 6138 sc->syninfo.taphold_timeout = tap_timeout; 6139 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6140 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6141 "taphold_timeout", 6142 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6143 sc, SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT, 6144 synaptics_sysctl, "I", 6145 "Maximum elapsed time between two taps to consider a tap-hold " 6146 "action"); 6147 6148 /* hw.psm.synaptics.vscroll_hor_area. */ 6149 sc->syninfo.vscroll_hor_area = 0; /* 1300 */ 6150 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6151 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6152 "vscroll_hor_area", 6153 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6154 sc, SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA, 6155 synaptics_sysctl, "I", 6156 "Area reserved for horizontal virtual scrolling"); 6157 6158 /* hw.psm.synaptics.vscroll_ver_area. */ 6159 sc->syninfo.vscroll_ver_area = -400 - sc->syninfo.margin_right; 6160 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6161 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6162 "vscroll_ver_area", 6163 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6164 sc, SYNAPTICS_SYSCTL_VSCROLL_VER_AREA, 6165 synaptics_sysctl, "I", 6166 "Area reserved for vertical virtual scrolling"); 6167 6168 /* hw.psm.synaptics.vscroll_min_delta. */ 6169 sc->syninfo.vscroll_min_delta = 50; 6170 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6171 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6172 "vscroll_min_delta", 6173 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6174 sc, SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA, 6175 synaptics_sysctl, "I", 6176 "Minimum movement to consider virtual scrolling"); 6177 6178 /* hw.psm.synaptics.vscroll_div_min. */ 6179 sc->syninfo.vscroll_div_min = 100; 6180 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6181 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6182 "vscroll_div_min", 6183 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6184 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN, 6185 synaptics_sysctl, "I", 6186 "Divisor for fast scrolling"); 6187 6188 /* hw.psm.synaptics.vscroll_div_min. */ 6189 sc->syninfo.vscroll_div_max = 150; 6190 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6191 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6192 "vscroll_div_max", 6193 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6194 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX, 6195 synaptics_sysctl, "I", 6196 "Divisor for slow scrolling"); 6197 6198 /* hw.psm.synaptics.touchpad_off. */ 6199 sc->syninfo.touchpad_off = 0; 6200 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6201 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6202 "touchpad_off", 6203 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6204 sc, SYNAPTICS_SYSCTL_TOUCHPAD_OFF, 6205 synaptics_sysctl, "I", 6206 "Turn off touchpad"); 6207 6208 sc->syninfo.three_finger_drag = 0; 6209 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6210 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6211 "three_finger_drag", 6212 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6213 sc, SYNAPTICS_SYSCTL_THREE_FINGER_DRAG, 6214 synaptics_sysctl, "I", 6215 "Enable dragging with three fingers"); 6216 6217 /* hw.psm.synaptics.natural_scroll. */ 6218 sc->syninfo.natural_scroll = 0; 6219 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6220 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6221 "natural_scroll", 6222 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6223 sc, SYNAPTICS_SYSCTL_NATURAL_SCROLL, 6224 synaptics_sysctl, "I", 6225 "Enable natural scrolling"); 6226 6227 sc->syninfo.softbuttons_y = 0; 6228 sc->syninfo.softbutton2_x = 0; 6229 sc->syninfo.softbutton3_x = 0; 6230 6231 /* skip softbuttons sysctl on not clickpads */ 6232 if (sc->synhw.capClickPad) 6233 synaptics_sysctl_create_softbuttons_tree(sc); 6234 } 6235 6236 static int 6237 synaptics_preferred_mode(struct psm_softc *sc) { 6238 int mode_byte; 6239 6240 /* Check if we are in relative mode */ 6241 if (sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 6242 if (tap_enabled == 0) 6243 /* 6244 * Disable tap & drag gestures. We use a Mode Byte 6245 * and set the DisGest bit (see §2.5 of Synaptics 6246 * TouchPad Interfacing Guide). 6247 */ 6248 return (0x04); 6249 else 6250 /* 6251 * Enable tap & drag gestures. We use a Mode Byte 6252 * and clear the DisGest bit (see §2.5 of Synaptics 6253 * TouchPad Interfacing Guide). 6254 */ 6255 return (0x00); 6256 } 6257 6258 mode_byte = 0xc4; 6259 6260 /* request wmode where available */ 6261 if (sc->synhw.capExtended) 6262 mode_byte |= 1; 6263 6264 return mode_byte; 6265 } 6266 6267 static void 6268 synaptics_set_mode(struct psm_softc *sc, int mode_byte) { 6269 mouse_ext_command(sc->kbdc, mode_byte); 6270 6271 /* "Commit" the Set Mode Byte command sent above. */ 6272 set_mouse_sampling_rate(sc->kbdc, 20); 6273 6274 /* 6275 * Enable advanced gestures mode if supported and we are not entering 6276 * passthrough or relative mode. 6277 */ 6278 if ((sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) && 6279 sc->hw.model == MOUSE_MODEL_SYNAPTICS && !(mode_byte & (1 << 5))) { 6280 mouse_ext_command(sc->kbdc, SYNAPTICS_READ_MODEL_ID); 6281 set_mouse_sampling_rate(sc->kbdc, 0xc8); 6282 } 6283 } 6284 6285 /* 6286 * AUX MUX detection code should be placed at very beginning of probe sequence 6287 * at least before 4-byte protocol mouse probes e.g. MS IntelliMouse probe as 6288 * latter can trigger switching the MUX to incompatible state. 6289 */ 6290 static int 6291 enable_synaptics_mux(struct psm_softc *sc, enum probearg arg) 6292 { 6293 KBDC kbdc = sc->kbdc; 6294 int port, version; 6295 int probe = FALSE; 6296 int active_ports_count = 0; 6297 int active_ports_mask = 0; 6298 6299 sc->muxsinglesyna = FALSE; 6300 6301 if (mux_disabled == 1 || (mux_disabled == -1 && 6302 (kbdc->quirks & KBDC_QUIRK_DISABLE_MUX_PROBE) != 0)) 6303 return (FALSE); 6304 6305 version = enable_aux_mux(kbdc); 6306 if (version == -1) 6307 return (FALSE); 6308 6309 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6310 VLOG(3, (LOG_DEBUG, "aux_mux: ping port %d\n", port)); 6311 set_active_aux_mux_port(kbdc, port); 6312 if (enable_aux_dev(kbdc) && disable_aux_dev(kbdc)) { 6313 active_ports_count++; 6314 active_ports_mask |= 1 << port; 6315 } 6316 } 6317 6318 if (verbose >= 2) 6319 printf("Active Multiplexing PS/2 controller v%d.%d with %d " 6320 "active port(s)\n", version >> 4 & 0x0f, version & 0x0f, 6321 active_ports_count); 6322 6323 /* psm has a special support for GenMouse + SynTouchpad combination */ 6324 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6325 if ((active_ports_mask & 1 << port) == 0) 6326 continue; 6327 VLOG(3, (LOG_DEBUG, "aux_mux: probe port %d\n", port)); 6328 set_active_aux_mux_port(kbdc, port); 6329 probe = enable_synaptics(sc, arg); 6330 if (probe) { 6331 if (arg == PROBE) 6332 sc->muxport = port; 6333 break; 6334 } 6335 } 6336 6337 /* IRQ handler does not support active multiplexing mode */ 6338 disable_aux_mux(kbdc); 6339 6340 /* Is MUX still alive after switching back to legacy mode? */ 6341 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 6342 /* 6343 * On some laptops e.g. Lenovo X121e dead AUX MUX can be 6344 * brought back to life with resetting of keyboard. 6345 */ 6346 reset_kbd(kbdc); 6347 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 6348 printf("psm%d: AUX MUX hang detected!\n", sc->unit); 6349 printf("Consider adding hw.psm.mux_disabled=1 to " 6350 "loader tunables\n"); 6351 } 6352 } 6353 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 6354 6355 /* Don't disable syncbit checks if Synaptics is only device on MUX */ 6356 if (active_ports_count == 1) 6357 sc->muxsinglesyna = probe; 6358 return (active_ports_count != 1 ? probe : FALSE); 6359 } 6360 6361 static int 6362 enable_single_synaptics_mux(struct psm_softc *sc, enum probearg arg) 6363 { 6364 /* Synaptics device is already initialized in enable_synaptics_mux */ 6365 return (sc->muxsinglesyna); 6366 } 6367 6368 static int 6369 enable_synaptics(struct psm_softc *sc, enum probearg arg) 6370 { 6371 device_t psmcpnp; 6372 struct psmcpnp_softc *psmcpnp_sc; 6373 KBDC kbdc = sc->kbdc; 6374 synapticshw_t synhw; 6375 int status[3]; 6376 int buttons; 6377 6378 VLOG(3, (LOG_DEBUG, "synaptics: BEGIN init\n")); 6379 6380 /* 6381 * Just to be on the safe side: this avoids troubles with 6382 * following mouse_ext_command() when the previous command 6383 * was PSMC_SET_RESOLUTION. Set Scaling has no effect on 6384 * Synaptics Touchpad behaviour. 6385 */ 6386 set_mouse_scaling(kbdc, 1); 6387 6388 /* Identify the Touchpad version. */ 6389 if (mouse_ext_command(kbdc, SYNAPTICS_READ_IDENTITY) == 0) 6390 return (FALSE); 6391 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6392 return (FALSE); 6393 if (status[1] != 0x47) 6394 return (FALSE); 6395 6396 bzero(&synhw, sizeof(synhw)); 6397 synhw.infoMinor = status[0]; 6398 synhw.infoMajor = status[2] & 0x0f; 6399 6400 if (verbose >= 2) 6401 printf("Synaptics Touchpad v%d.%d\n", synhw.infoMajor, 6402 synhw.infoMinor); 6403 6404 if (synhw.infoMajor < 4) { 6405 printf(" Unsupported (pre-v4) Touchpad detected\n"); 6406 return (FALSE); 6407 } 6408 6409 /* Get the Touchpad model information. */ 6410 if (mouse_ext_command(kbdc, SYNAPTICS_READ_MODEL_ID) == 0) 6411 return (FALSE); 6412 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6413 return (FALSE); 6414 if ((status[1] & 0x01) != 0) { 6415 printf(" Failed to read model information\n"); 6416 return (FALSE); 6417 } 6418 6419 synhw.infoRot180 = (status[0] & 0x80) != 0; 6420 synhw.infoPortrait = (status[0] & 0x40) != 0; 6421 synhw.infoSensor = status[0] & 0x3f; 6422 synhw.infoHardware = (status[1] & 0xfe) >> 1; 6423 synhw.infoNewAbs = (status[2] & 0x80) != 0; 6424 synhw.capPen = (status[2] & 0x40) != 0; 6425 synhw.infoSimplC = (status[2] & 0x20) != 0; 6426 synhw.infoGeometry = status[2] & 0x0f; 6427 6428 if (verbose >= 2) { 6429 printf(" Model information:\n"); 6430 printf(" infoRot180: %d\n", synhw.infoRot180); 6431 printf(" infoPortrait: %d\n", synhw.infoPortrait); 6432 printf(" infoSensor: %d\n", synhw.infoSensor); 6433 printf(" infoHardware: %d\n", synhw.infoHardware); 6434 printf(" infoNewAbs: %d\n", synhw.infoNewAbs); 6435 printf(" capPen: %d\n", synhw.capPen); 6436 printf(" infoSimplC: %d\n", synhw.infoSimplC); 6437 printf(" infoGeometry: %d\n", synhw.infoGeometry); 6438 } 6439 6440 /* 6441 * Typical bezel limits. Taken from 'Synaptics 6442 * PS/2 * TouchPad Interfacing Guide' p.3.2.3. 6443 */ 6444 synhw.maximumXCoord = 5472; 6445 synhw.maximumYCoord = 4448; 6446 synhw.minimumXCoord = 1472; 6447 synhw.minimumYCoord = 1408; 6448 6449 /* Read the extended capability bits. */ 6450 if (mouse_ext_command(kbdc, SYNAPTICS_READ_CAPABILITIES) == 0) 6451 return (FALSE); 6452 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6453 return (FALSE); 6454 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6455 printf(" Failed to read extended capability bits\n"); 6456 return (FALSE); 6457 } 6458 6459 psmcpnp = devclass_get_device(devclass_find(PSMCPNP_DRIVER_NAME), 6460 sc->unit); 6461 psmcpnp_sc = (psmcpnp != NULL) ? device_get_softc(psmcpnp) : NULL; 6462 6463 /* Set the different capabilities when they exist. */ 6464 buttons = 0; 6465 synhw.capExtended = (status[0] & 0x80) != 0; 6466 if (synhw.capExtended) { 6467 synhw.nExtendedQueries = (status[0] & 0x70) >> 4; 6468 synhw.capMiddle = (status[0] & 0x04) != 0; 6469 synhw.capPassthrough = (status[2] & 0x80) != 0; 6470 synhw.capLowPower = (status[2] & 0x40) != 0; 6471 synhw.capMultiFingerReport = 6472 (status[2] & 0x20) != 0; 6473 synhw.capSleep = (status[2] & 0x10) != 0; 6474 synhw.capFourButtons = (status[2] & 0x08) != 0; 6475 synhw.capBallistics = (status[2] & 0x04) != 0; 6476 synhw.capMultiFinger = (status[2] & 0x02) != 0; 6477 synhw.capPalmDetect = (status[2] & 0x01) != 0; 6478 6479 if (!set_mouse_scaling(kbdc, 1)) 6480 return (FALSE); 6481 if (mouse_ext_command(kbdc, SYNAPTICS_READ_RESOLUTIONS) == 0) 6482 return (FALSE); 6483 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6484 return (FALSE); 6485 6486 if (status[0] != 0 && (status[1] & 0x80) && status[2] != 0) { 6487 synhw.infoXupmm = status[0]; 6488 synhw.infoYupmm = status[2]; 6489 } 6490 6491 if (verbose >= 2) { 6492 printf(" Extended capabilities:\n"); 6493 printf(" capExtended: %d\n", synhw.capExtended); 6494 printf(" capMiddle: %d\n", synhw.capMiddle); 6495 printf(" nExtendedQueries: %d\n", 6496 synhw.nExtendedQueries); 6497 printf(" capPassthrough: %d\n", synhw.capPassthrough); 6498 printf(" capLowPower: %d\n", synhw.capLowPower); 6499 printf(" capMultiFingerReport: %d\n", 6500 synhw.capMultiFingerReport); 6501 printf(" capSleep: %d\n", synhw.capSleep); 6502 printf(" capFourButtons: %d\n", synhw.capFourButtons); 6503 printf(" capBallistics: %d\n", synhw.capBallistics); 6504 printf(" capMultiFinger: %d\n", synhw.capMultiFinger); 6505 printf(" capPalmDetect: %d\n", synhw.capPalmDetect); 6506 printf(" infoXupmm: %d\n", synhw.infoXupmm); 6507 printf(" infoYupmm: %d\n", synhw.infoYupmm); 6508 } 6509 6510 /* 6511 * If nExtendedQueries is 1 or greater, then the TouchPad 6512 * supports this number of extended queries. We can load 6513 * more information about buttons using query 0x09. 6514 */ 6515 if (synhw.nExtendedQueries >= 1) { 6516 if (!set_mouse_scaling(kbdc, 1)) 6517 return (FALSE); 6518 if (mouse_ext_command(kbdc, 6519 SYNAPTICS_READ_EXTENDED) == 0) 6520 return (FALSE); 6521 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6522 return (FALSE); 6523 synhw.verticalScroll = (status[0] & 0x01) != 0; 6524 synhw.horizontalScroll = (status[0] & 0x02) != 0; 6525 synhw.verticalWheel = (status[0] & 0x08) != 0; 6526 synhw.nExtendedButtons = (status[1] & 0xf0) >> 4; 6527 synhw.capEWmode = (status[0] & 0x04) != 0; 6528 if (verbose >= 2) { 6529 printf(" Extended model ID:\n"); 6530 printf(" verticalScroll: %d\n", 6531 synhw.verticalScroll); 6532 printf(" horizontalScroll: %d\n", 6533 synhw.horizontalScroll); 6534 printf(" verticalWheel: %d\n", 6535 synhw.verticalWheel); 6536 printf(" nExtendedButtons: %d\n", 6537 synhw.nExtendedButtons); 6538 printf(" capEWmode: %d\n", 6539 synhw.capEWmode); 6540 } 6541 /* 6542 * Add the number of extended buttons to the total 6543 * button support count, including the middle button 6544 * if capMiddle support bit is set. 6545 */ 6546 buttons = synhw.nExtendedButtons + synhw.capMiddle; 6547 } else 6548 /* 6549 * If the capFourButtons support bit is set, 6550 * add a fourth button to the total button count. 6551 */ 6552 buttons = synhw.capFourButtons ? 1 : 0; 6553 6554 /* Read the continued capabilities bits. */ 6555 if (synhw.nExtendedQueries >= 4) { 6556 if (!set_mouse_scaling(kbdc, 1)) 6557 return (FALSE); 6558 if (mouse_ext_command(kbdc, 6559 SYNAPTICS_READ_CAPABILITIES_CONT) == 0) 6560 return (FALSE); 6561 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6562 return (FALSE); 6563 6564 synhw.capClickPad = (status[1] & 0x01) << 1; 6565 synhw.capClickPad |= (status[0] & 0x10) != 0; 6566 synhw.capDeluxeLEDs = (status[1] & 0x02) != 0; 6567 synhw.noAbsoluteFilter = (status[1] & 0x04) != 0; 6568 synhw.capReportsV = (status[1] & 0x08) != 0; 6569 synhw.capUniformClickPad = (status[1] & 0x10) != 0; 6570 synhw.capReportsMin = (status[1] & 0x20) != 0; 6571 synhw.capInterTouch = (status[1] & 0x40) != 0; 6572 synhw.capReportsMax = (status[0] & 0x02) != 0; 6573 synhw.capClearPad = (status[0] & 0x04) != 0; 6574 synhw.capAdvancedGestures = (status[0] & 0x08) != 0; 6575 synhw.capCoveredPad = (status[0] & 0x80) != 0; 6576 6577 if (synhw.capReportsMax) { 6578 if (!set_mouse_scaling(kbdc, 1)) 6579 return (FALSE); 6580 if (mouse_ext_command(kbdc, 6581 SYNAPTICS_READ_MAX_COORDS) == 0) 6582 return (FALSE); 6583 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6584 return (FALSE); 6585 6586 synhw.maximumXCoord = (status[0] << 5) | 6587 ((status[1] & 0x0f) << 1); 6588 synhw.maximumYCoord = (status[2] << 5) | 6589 ((status[1] & 0xf0) >> 3); 6590 } 6591 6592 if (synhw.capReportsMin) { 6593 if (!set_mouse_scaling(kbdc, 1)) 6594 return (FALSE); 6595 if (mouse_ext_command(kbdc, 6596 SYNAPTICS_READ_MIN_COORDS) == 0) 6597 return (FALSE); 6598 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6599 return (FALSE); 6600 6601 synhw.minimumXCoord = (status[0] << 5) | 6602 ((status[1] & 0x0f) << 1); 6603 synhw.minimumYCoord = (status[2] << 5) | 6604 ((status[1] & 0xf0) >> 3); 6605 } 6606 6607 /* 6608 * ClickPad properties are not exported through PS/2 6609 * protocol. Detection is based on controller's PnP ID. 6610 */ 6611 if (synhw.capClickPad && psmcpnp_sc != NULL) { 6612 switch (psmcpnp_sc->type) { 6613 case PSMCPNP_FORCEPAD: 6614 synhw.forcePad = 1; 6615 break; 6616 case PSMCPNP_TOPBUTTONPAD: 6617 synhw.topButtonPad = 1; 6618 break; 6619 default: 6620 break; 6621 } 6622 } 6623 6624 if (verbose >= 2) { 6625 printf(" Continued capabilities:\n"); 6626 printf(" capClickPad: %d\n", 6627 synhw.capClickPad); 6628 printf(" capDeluxeLEDs: %d\n", 6629 synhw.capDeluxeLEDs); 6630 printf(" noAbsoluteFilter: %d\n", 6631 synhw.noAbsoluteFilter); 6632 printf(" capReportsV: %d\n", 6633 synhw.capReportsV); 6634 printf(" capUniformClickPad: %d\n", 6635 synhw.capUniformClickPad); 6636 printf(" capReportsMin: %d\n", 6637 synhw.capReportsMin); 6638 printf(" capInterTouch: %d\n", 6639 synhw.capInterTouch); 6640 printf(" capReportsMax: %d\n", 6641 synhw.capReportsMax); 6642 printf(" capClearPad: %d\n", 6643 synhw.capClearPad); 6644 printf(" capAdvancedGestures: %d\n", 6645 synhw.capAdvancedGestures); 6646 printf(" capCoveredPad: %d\n", 6647 synhw.capCoveredPad); 6648 if (synhw.capReportsMax) { 6649 printf(" maximumXCoord: %d\n", 6650 synhw.maximumXCoord); 6651 printf(" maximumYCoord: %d\n", 6652 synhw.maximumYCoord); 6653 } 6654 if (synhw.capReportsMin) { 6655 printf(" minimumXCoord: %d\n", 6656 synhw.minimumXCoord); 6657 printf(" minimumYCoord: %d\n", 6658 synhw.minimumYCoord); 6659 } 6660 if (synhw.capClickPad) { 6661 printf(" Clickpad capabilities:\n"); 6662 printf(" forcePad: %d\n", 6663 synhw.forcePad); 6664 printf(" topButtonPad: %d\n", 6665 synhw.topButtonPad); 6666 } 6667 } 6668 buttons += synhw.capClickPad; 6669 } 6670 } 6671 6672 if (verbose >= 2) { 6673 if (synhw.capExtended) 6674 printf(" Additional Buttons: %d\n", buttons); 6675 else 6676 printf(" No extended capabilities\n"); 6677 } 6678 6679 /* 6680 * Add the default number of 3 buttons to the total 6681 * count of supported buttons reported above. 6682 */ 6683 buttons += 3; 6684 6685 /* 6686 * Read the mode byte. 6687 * 6688 * XXX: Note the Synaptics documentation also defines the first 6689 * byte of the response to this query to be a constant 0x3b, this 6690 * does not appear to be true for Touchpads with guest devices. 6691 */ 6692 if (mouse_ext_command(kbdc, SYNAPTICS_READ_MODES) == 0) 6693 return (FALSE); 6694 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6695 return (FALSE); 6696 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6697 printf(" Failed to read mode byte\n"); 6698 return (FALSE); 6699 } 6700 6701 if (arg == PROBE) 6702 sc->synhw = synhw; 6703 if (!synaptics_support) 6704 return (FALSE); 6705 6706 /* Set mouse type just now for synaptics_set_mode() */ 6707 sc->hw.model = MOUSE_MODEL_SYNAPTICS; 6708 6709 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6710 6711 if (trackpoint_support && synhw.capPassthrough) { 6712 enable_trackpoint(sc, arg); 6713 } 6714 6715 VLOG(3, (LOG_DEBUG, "synaptics: END init (%d buttons)\n", buttons)); 6716 6717 if (arg == PROBE) { 6718 /* Create sysctl tree. */ 6719 synaptics_sysctl_create_tree(sc, "synaptics", 6720 "Synaptics TouchPad"); 6721 sc->hw.buttons = buttons; 6722 } 6723 6724 return (TRUE); 6725 } 6726 6727 static void 6728 synaptics_passthrough_on(struct psm_softc *sc) 6729 { 6730 VLOG(2, (LOG_NOTICE, "psm: setting pass-through mode.\n")); 6731 synaptics_set_mode(sc, synaptics_preferred_mode(sc) | (1 << 5)); 6732 } 6733 6734 static void 6735 synaptics_passthrough_off(struct psm_softc *sc) 6736 { 6737 VLOG(2, (LOG_NOTICE, "psm: turning pass-through mode off.\n")); 6738 set_mouse_scaling(sc->kbdc, 2); 6739 set_mouse_scaling(sc->kbdc, 1); 6740 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6741 } 6742 6743 /* IBM/Lenovo TrackPoint */ 6744 static int 6745 trackpoint_command(struct psm_softc *sc, int cmd, int loc, int val) 6746 { 6747 const int seq[] = { 0xe2, cmd, loc, val }; 6748 int i; 6749 6750 if (sc->synhw.capPassthrough) 6751 synaptics_passthrough_on(sc); 6752 6753 for (i = 0; i < nitems(seq); i++) { 6754 if (sc->synhw.capPassthrough && 6755 (seq[i] == 0xff || seq[i] == 0xe7)) 6756 if (send_aux_command(sc->kbdc, 0xe7) != PSM_ACK) { 6757 synaptics_passthrough_off(sc); 6758 return (EIO); 6759 } 6760 if (send_aux_command(sc->kbdc, seq[i]) != PSM_ACK) { 6761 if (sc->synhw.capPassthrough) 6762 synaptics_passthrough_off(sc); 6763 return (EIO); 6764 } 6765 } 6766 6767 if (sc->synhw.capPassthrough) 6768 synaptics_passthrough_off(sc); 6769 6770 return (0); 6771 } 6772 6773 #define PSM_TPINFO(x) offsetof(struct psm_softc, tpinfo.x) 6774 #define TPMASK 0 6775 #define TPLOC 1 6776 #define TPINFO 2 6777 6778 static int 6779 trackpoint_sysctl(SYSCTL_HANDLER_ARGS) 6780 { 6781 static const int data[][3] = { 6782 { 0x00, 0x4a, PSM_TPINFO(sensitivity) }, 6783 { 0x00, 0x4d, PSM_TPINFO(inertia) }, 6784 { 0x00, 0x60, PSM_TPINFO(uplateau) }, 6785 { 0x00, 0x57, PSM_TPINFO(reach) }, 6786 { 0x00, 0x58, PSM_TPINFO(draghys) }, 6787 { 0x00, 0x59, PSM_TPINFO(mindrag) }, 6788 { 0x00, 0x5a, PSM_TPINFO(upthresh) }, 6789 { 0x00, 0x5c, PSM_TPINFO(threshold) }, 6790 { 0x00, 0x5d, PSM_TPINFO(jenks) }, 6791 { 0x00, 0x5e, PSM_TPINFO(ztime) }, 6792 { 0x01, 0x2c, PSM_TPINFO(pts) }, 6793 { 0x08, 0x2d, PSM_TPINFO(skipback) } 6794 }; 6795 struct psm_softc *sc; 6796 int error, newval, *oldvalp; 6797 const int *tp; 6798 6799 if (arg1 == NULL || arg2 < 0 || arg2 >= nitems(data)) 6800 return (EINVAL); 6801 sc = arg1; 6802 tp = data[arg2]; 6803 oldvalp = (int *)((intptr_t)sc + tp[TPINFO]); 6804 newval = *oldvalp; 6805 error = sysctl_handle_int(oidp, &newval, 0, req); 6806 if (error != 0) 6807 return (error); 6808 if (newval == *oldvalp) 6809 return (0); 6810 if (newval < 0 || newval > (tp[TPMASK] == 0 ? 255 : 1)) 6811 return (EINVAL); 6812 error = trackpoint_command(sc, tp[TPMASK] == 0 ? 0x81 : 0x47, 6813 tp[TPLOC], tp[TPMASK] == 0 ? newval : tp[TPMASK]); 6814 if (error != 0) 6815 return (error); 6816 *oldvalp = newval; 6817 6818 return (0); 6819 } 6820 6821 static void 6822 trackpoint_sysctl_create_tree(struct psm_softc *sc) 6823 { 6824 6825 if (sc->tpinfo.sysctl_tree != NULL) 6826 return; 6827 6828 /* Attach extra trackpoint sysctl nodes under hw.psm.trackpoint */ 6829 sysctl_ctx_init(&sc->tpinfo.sysctl_ctx); 6830 sc->tpinfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->tpinfo.sysctl_ctx, 6831 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, "trackpoint", 6832 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "IBM/Lenovo TrackPoint"); 6833 6834 /* hw.psm.trackpoint.sensitivity */ 6835 sc->tpinfo.sensitivity = 0x80; 6836 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6837 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6838 "sensitivity", 6839 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6840 sc, TRACKPOINT_SYSCTL_SENSITIVITY, 6841 trackpoint_sysctl, "I", 6842 "Sensitivity"); 6843 6844 /* hw.psm.trackpoint.negative_inertia */ 6845 sc->tpinfo.inertia = 0x06; 6846 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6847 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6848 "negative_inertia", 6849 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6850 sc, TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 6851 trackpoint_sysctl, "I", 6852 "Negative inertia factor"); 6853 6854 /* hw.psm.trackpoint.upper_plateau */ 6855 sc->tpinfo.uplateau = 0x61; 6856 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6857 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6858 "upper_plateau", 6859 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6860 sc, TRACKPOINT_SYSCTL_UPPER_PLATEAU, 6861 trackpoint_sysctl, "I", 6862 "Transfer function upper plateau speed"); 6863 6864 /* hw.psm.trackpoint.backup_range */ 6865 sc->tpinfo.reach = 0x0a; 6866 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6867 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6868 "backup_range", 6869 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6870 sc, TRACKPOINT_SYSCTL_BACKUP_RANGE, 6871 trackpoint_sysctl, "I", 6872 "Backup range"); 6873 6874 /* hw.psm.trackpoint.drag_hysteresis */ 6875 sc->tpinfo.draghys = 0xff; 6876 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6877 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6878 "drag_hysteresis", 6879 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6880 sc, TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 6881 trackpoint_sysctl, "I", 6882 "Drag hysteresis"); 6883 6884 /* hw.psm.trackpoint.minimum_drag */ 6885 sc->tpinfo.mindrag = 0x14; 6886 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6887 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6888 "minimum_drag", 6889 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6890 sc, TRACKPOINT_SYSCTL_MINIMUM_DRAG, 6891 trackpoint_sysctl, "I", 6892 "Minimum drag"); 6893 6894 /* hw.psm.trackpoint.up_threshold */ 6895 sc->tpinfo.upthresh = 0xff; 6896 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6897 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6898 "up_threshold", 6899 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6900 sc, TRACKPOINT_SYSCTL_UP_THRESHOLD, 6901 trackpoint_sysctl, "I", 6902 "Up threshold for release"); 6903 6904 /* hw.psm.trackpoint.threshold */ 6905 sc->tpinfo.threshold = 0x08; 6906 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6907 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6908 "threshold", 6909 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6910 sc, TRACKPOINT_SYSCTL_THRESHOLD, 6911 trackpoint_sysctl, "I", 6912 "Threshold"); 6913 6914 /* hw.psm.trackpoint.jenks_curvature */ 6915 sc->tpinfo.jenks = 0x87; 6916 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6917 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6918 "jenks_curvature", 6919 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6920 sc, TRACKPOINT_SYSCTL_JENKS_CURVATURE, 6921 trackpoint_sysctl, "I", 6922 "Jenks curvature"); 6923 6924 /* hw.psm.trackpoint.z_time */ 6925 sc->tpinfo.ztime = 0x26; 6926 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6927 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6928 "z_time", 6929 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6930 sc, TRACKPOINT_SYSCTL_Z_TIME, 6931 trackpoint_sysctl, "I", 6932 "Z time constant"); 6933 6934 /* hw.psm.trackpoint.press_to_select */ 6935 sc->tpinfo.pts = 0x00; 6936 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6937 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6938 "press_to_select", 6939 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6940 sc, TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 6941 trackpoint_sysctl, "I", 6942 "Press to Select"); 6943 6944 /* hw.psm.trackpoint.skip_backups */ 6945 sc->tpinfo.skipback = 0x00; 6946 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6947 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6948 "skip_backups", 6949 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6950 sc, TRACKPOINT_SYSCTL_SKIP_BACKUPS, 6951 trackpoint_sysctl, "I", 6952 "Skip backups from drags"); 6953 } 6954 6955 static void 6956 set_trackpoint_parameters(struct psm_softc *sc) 6957 { 6958 trackpoint_command(sc, 0x81, 0x4a, sc->tpinfo.sensitivity); 6959 trackpoint_command(sc, 0x81, 0x60, sc->tpinfo.uplateau); 6960 trackpoint_command(sc, 0x81, 0x4d, sc->tpinfo.inertia); 6961 trackpoint_command(sc, 0x81, 0x57, sc->tpinfo.reach); 6962 trackpoint_command(sc, 0x81, 0x58, sc->tpinfo.draghys); 6963 trackpoint_command(sc, 0x81, 0x59, sc->tpinfo.mindrag); 6964 trackpoint_command(sc, 0x81, 0x5a, sc->tpinfo.upthresh); 6965 trackpoint_command(sc, 0x81, 0x5c, sc->tpinfo.threshold); 6966 trackpoint_command(sc, 0x81, 0x5d, sc->tpinfo.jenks); 6967 trackpoint_command(sc, 0x81, 0x5e, sc->tpinfo.ztime); 6968 if (sc->tpinfo.pts == 0x01) 6969 trackpoint_command(sc, 0x47, 0x2c, 0x01); 6970 if (sc->tpinfo.skipback == 0x01) 6971 trackpoint_command(sc, 0x47, 0x2d, 0x08); 6972 } 6973 6974 static int 6975 enable_trackpoint(struct psm_softc *sc, enum probearg arg) 6976 { 6977 KBDC kbdc = sc->kbdc; 6978 int id; 6979 6980 /* 6981 * If called from enable_synaptics(), make sure that passthrough 6982 * mode is enabled so we can reach the trackpoint. 6983 * However, passthrough mode must be disabled before setting the 6984 * trackpoint parameters, as rackpoint_command() enables and disables 6985 * passthrough mode on its own. 6986 */ 6987 if (sc->synhw.capPassthrough) 6988 synaptics_passthrough_on(sc); 6989 6990 if (send_aux_command(kbdc, 0xe1) != PSM_ACK || 6991 read_aux_data(kbdc) != 0x01) 6992 goto no_trackpoint; 6993 id = read_aux_data(kbdc); 6994 if (id < 0x01) 6995 goto no_trackpoint; 6996 if (arg == PROBE) 6997 sc->tphw = id; 6998 if (!trackpoint_support) 6999 goto no_trackpoint; 7000 7001 if (sc->synhw.capPassthrough) 7002 synaptics_passthrough_off(sc); 7003 7004 if (arg == PROBE) { 7005 trackpoint_sysctl_create_tree(sc); 7006 /* 7007 * Don't overwrite hwid and buttons when we are 7008 * a guest device. 7009 */ 7010 if (!sc->synhw.capPassthrough) { 7011 sc->hw.hwid = id; 7012 sc->hw.buttons = 3; 7013 } 7014 } 7015 7016 set_trackpoint_parameters(sc); 7017 7018 return (TRUE); 7019 7020 no_trackpoint: 7021 if (sc->synhw.capPassthrough) 7022 synaptics_passthrough_off(sc); 7023 7024 return (FALSE); 7025 } 7026 7027 /* Interlink electronics VersaPad */ 7028 static int 7029 enable_versapad(struct psm_softc *sc, enum probearg arg) 7030 { 7031 KBDC kbdc = sc->kbdc; 7032 int data[3]; 7033 7034 set_mouse_resolution(kbdc, PSMD_RES_MEDIUM_HIGH); /* set res. 2 */ 7035 set_mouse_sampling_rate(kbdc, 100); /* set rate 100 */ 7036 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7037 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7038 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7039 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7040 if (get_mouse_status(kbdc, data, 0, 3) < 3) /* get status */ 7041 return (FALSE); 7042 if (data[2] != 0xa || data[1] != 0 ) /* rate == 0xa && res. == 0 */ 7043 return (FALSE); 7044 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7045 7046 return (TRUE); /* PS/2 absolute mode */ 7047 } 7048 7049 /* Elantech Touchpad */ 7050 static int 7051 elantech_read_1(KBDC kbdc, int hwversion, int reg, int *val) 7052 { 7053 int res, readcmd, retidx; 7054 int resp[3]; 7055 7056 readcmd = hwversion == 2 ? ELANTECH_REG_READ : ELANTECH_REG_RDWR; 7057 retidx = hwversion == 4 ? 1 : 0; 7058 7059 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7060 res |= send_aux_command(kbdc, readcmd) != PSM_ACK; 7061 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7062 res |= send_aux_command(kbdc, reg) != PSM_ACK; 7063 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 7064 7065 if (res == 0) 7066 *val = resp[retidx]; 7067 7068 return (res); 7069 } 7070 7071 static int 7072 elantech_write_1(KBDC kbdc, int hwversion, int reg, int val) 7073 { 7074 int res, writecmd; 7075 7076 writecmd = hwversion == 2 ? ELANTECH_REG_WRITE : ELANTECH_REG_RDWR; 7077 7078 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7079 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 7080 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7081 res |= send_aux_command(kbdc, reg) != PSM_ACK; 7082 if (hwversion == 4) { 7083 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7084 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 7085 } 7086 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7087 res |= send_aux_command(kbdc, val) != PSM_ACK; 7088 res |= set_mouse_scaling(kbdc, 1) == 0; 7089 7090 return (res); 7091 } 7092 7093 static int 7094 elantech_cmd(KBDC kbdc, int hwversion, int cmd, int *resp) 7095 { 7096 int res; 7097 7098 if (hwversion == 2) { 7099 res = set_mouse_scaling(kbdc, 1) == 0; 7100 res |= mouse_ext_command(kbdc, cmd) == 0; 7101 } else { 7102 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7103 res |= send_aux_command(kbdc, cmd) != PSM_ACK; 7104 } 7105 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 7106 7107 return (res); 7108 } 7109 7110 static int 7111 elantech_init(KBDC kbdc, elantechhw_t *elanhw) 7112 { 7113 int i, val, res, hwversion, reg10; 7114 7115 /* set absolute mode */ 7116 hwversion = elanhw->hwversion; 7117 reg10 = -1; 7118 switch (hwversion) { 7119 case 2: 7120 reg10 = elanhw->fwversion == 0x020030 ? 0x54 : 0xc4; 7121 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 7122 if (res) 7123 break; 7124 res = elantech_write_1(kbdc, hwversion, 0x11, 0x8A); 7125 break; 7126 case 3: 7127 reg10 = 0x0b; 7128 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 7129 break; 7130 case 4: 7131 res = elantech_write_1(kbdc, hwversion, 0x07, 0x01); 7132 break; 7133 default: 7134 res = 1; 7135 } 7136 7137 /* Read back reg 0x10 to ensure hardware is ready. */ 7138 if (res == 0 && reg10 >= 0) { 7139 for (i = 0; i < 5; i++) { 7140 if (elantech_read_1(kbdc, hwversion, 0x10, &val) == 0) 7141 break; 7142 DELAY(2000); 7143 } 7144 if (i == 5) 7145 res = 1; 7146 } 7147 7148 if (res) 7149 printf("couldn't set absolute mode\n"); 7150 7151 return (res); 7152 } 7153 7154 static void 7155 elantech_init_synaptics(struct psm_softc *sc) 7156 { 7157 7158 /* Set capabilites required by movement smother */ 7159 sc->synhw.infoMajor = sc->elanhw.hwversion; 7160 sc->synhw.infoMinor = sc->elanhw.fwversion; 7161 sc->synhw.infoXupmm = sc->elanhw.dpmmx; 7162 sc->synhw.infoYupmm = sc->elanhw.dpmmy; 7163 sc->synhw.verticalScroll = 0; 7164 sc->synhw.nExtendedQueries = 4; 7165 sc->synhw.capExtended = 1; 7166 sc->synhw.capPassthrough = sc->elanhw.hastrackpoint; 7167 sc->synhw.capClickPad = sc->elanhw.isclickpad; 7168 sc->synhw.capMultiFinger = 1; 7169 if (sc->elanhw.issemimt) 7170 sc->synhw.capAdvancedGestures = 1; 7171 else 7172 sc->synhw.capReportsV = 1; 7173 sc->synhw.capPalmDetect = 1; 7174 sc->synhw.capPen = 0; 7175 sc->synhw.capReportsMax = 1; 7176 sc->synhw.maximumXCoord = sc->elanhw.sizex; 7177 sc->synhw.maximumYCoord = sc->elanhw.sizey; 7178 sc->synhw.capReportsMin = 1; 7179 sc->synhw.minimumXCoord = 0; 7180 sc->synhw.minimumYCoord = 0; 7181 7182 if (sc->syninfo.sysctl_tree == NULL) { 7183 synaptics_sysctl_create_tree(sc, "elantech", 7184 "Elantech Touchpad"); 7185 7186 /* 7187 * Adjust synaptic smoother tunables 7188 * 1. Disable finger detection pressure threshold. Unlike 7189 * synaptics we assume the finger is acting when packet with 7190 * its X&Y arrives not when pressure exceedes some threshold 7191 * 2. Disable unrelated features like margins and noisy areas 7192 * 3. Disable virtual scroll areas as 2nd finger is preferable 7193 * 4. For clickpads set bottom quarter as 42% - 16% - 42% sized 7194 * softbuttons 7195 * 5. Scale down divisors and movement lengths by a factor of 3 7196 * where 3 is Synaptics to Elantech (~2200/800) dpi ratio 7197 */ 7198 7199 /* Set reporting range to be equal touchpad size */ 7200 sc->syninfo.max_x = sc->elanhw.sizex; 7201 sc->syninfo.max_y = sc->elanhw.sizey; 7202 7203 /* Disable finger detection pressure threshold */ 7204 sc->syninfo.min_pressure = 1; 7205 7206 /* Adjust palm width to nearly match synaptics w=10 */ 7207 sc->syninfo.max_width = 7; 7208 7209 /* Elans often report double & triple taps as single event */ 7210 sc->syninfo.tap_min_queue = 1; 7211 7212 /* Use full area of touchpad */ 7213 sc->syninfo.margin_top = 0; 7214 sc->syninfo.margin_right = 0; 7215 sc->syninfo.margin_bottom = 0; 7216 sc->syninfo.margin_left = 0; 7217 7218 /* Disable noisy area */ 7219 sc->syninfo.na_top = 0; 7220 sc->syninfo.na_right = 0; 7221 sc->syninfo.na_bottom = 0; 7222 sc->syninfo.na_left = 0; 7223 7224 /* Tune divisors and movement lengths */ 7225 sc->syninfo.weight_len_squared = 200; 7226 sc->syninfo.div_min = 3; 7227 sc->syninfo.div_max = 6; 7228 sc->syninfo.div_max_na = 10; 7229 sc->syninfo.div_len = 30; 7230 sc->syninfo.tap_max_delta = 25; 7231 7232 /* Disable virtual scrolling areas and tune its divisors */ 7233 sc->syninfo.vscroll_hor_area = 0; 7234 sc->syninfo.vscroll_ver_area = 0; 7235 sc->syninfo.vscroll_min_delta = 15; 7236 sc->syninfo.vscroll_div_min = 30; 7237 sc->syninfo.vscroll_div_max = 50; 7238 7239 /* Set bottom quarter as 42% - 16% - 42% sized softbuttons */ 7240 if (sc->elanhw.isclickpad) { 7241 sc->syninfo.softbuttons_y = sc->elanhw.sizey / 4; 7242 sc->syninfo.softbutton2_x = sc->elanhw.sizex * 11 / 25; 7243 sc->syninfo.softbutton3_x = sc->elanhw.sizex * 14 / 25; 7244 } 7245 } 7246 7247 return; 7248 } 7249 7250 static int 7251 enable_elantech(struct psm_softc *sc, enum probearg arg) 7252 { 7253 static const int ic2hw[] = 7254 /*IC: 0 1 2 3 4 5 6 7 8 9 a b c d e f */ 7255 { 0, 0, 2, 0, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 }; 7256 static const int fw_sizes[][3] = { 7257 /* FW.vers MaxX MaxY */ 7258 { 0x020030, 1152, 768 }, 7259 { 0x020800, 1152, 768 }, 7260 { 0x020b00, 1152, 768 }, 7261 { 0x040215, 900, 500 }, 7262 { 0x040216, 819, 405 }, 7263 { 0x040219, 900, 500 }, 7264 }; 7265 elantechhw_t elanhw; 7266 int icversion, hwversion, xtr, i, id, resp[3], dpix, dpiy; 7267 KBDC kbdc = sc->kbdc; 7268 7269 VLOG(3, (LOG_DEBUG, "elantech: BEGIN init\n")); 7270 7271 set_mouse_scaling(kbdc, 1); 7272 set_mouse_scaling(kbdc, 1); 7273 set_mouse_scaling(kbdc, 1); 7274 if (get_mouse_status(kbdc, resp, 0, 3) != 3) 7275 return (FALSE); 7276 7277 if (!ELANTECH_MAGIC(resp)) 7278 return (FALSE); 7279 7280 /* Identify the Touchpad version. */ 7281 if (elantech_cmd(kbdc, 2, ELANTECH_FW_VERSION, resp)) 7282 return (FALSE); 7283 7284 bzero(&elanhw, sizeof(elanhw)); 7285 7286 elanhw.fwversion = (resp[0] << 16) | (resp[1] << 8) | resp[2]; 7287 icversion = resp[0] & 0x0f; 7288 hwversion = ic2hw[icversion]; 7289 7290 if (verbose >= 2) 7291 printf("Elantech touchpad hardware v.%d firmware v.0x%06x\n", 7292 hwversion, elanhw.fwversion); 7293 7294 if (ELANTECH_HW_IS_V1(elanhw.fwversion)) { 7295 printf (" Unsupported touchpad hardware (v1)\n"); 7296 return (FALSE); 7297 } 7298 if (hwversion == 0) { 7299 printf (" Unknown touchpad hardware (firmware v.0x%06x)\n", 7300 elanhw.fwversion); 7301 return (FALSE); 7302 } 7303 7304 /* Get the Touchpad model information. */ 7305 elanhw.hwversion = hwversion; 7306 elanhw.issemimt = hwversion == 2; 7307 elanhw.isclickpad = (resp[1] & 0x10) != 0; 7308 elanhw.hascrc = (resp[1] & 0x40) != 0; 7309 elanhw.haspressure = elanhw.fwversion >= 0x020800; 7310 7311 /* Read the capability bits. */ 7312 if (elantech_cmd(kbdc, hwversion, ELANTECH_CAPABILITIES, resp) != 0) { 7313 printf(" Failed to read capability bits\n"); 7314 return (FALSE); 7315 } 7316 7317 elanhw.ntracesx = imax(resp[1], 3); 7318 elanhw.ntracesy = imax(resp[2], 3); 7319 elanhw.hastrackpoint = (resp[0] & 0x80) != 0; 7320 7321 /* Get the touchpad resolution */ 7322 switch (hwversion) { 7323 case 4: 7324 if (elantech_cmd(kbdc, hwversion, ELANTECH_RESOLUTION, resp) 7325 == 0) { 7326 dpix = (resp[1] & 0x0f) * 10 + 790; 7327 dpiy = ((resp[1] & 0xf0) >> 4) * 10 + 790; 7328 elanhw.dpmmx = (dpix * 10 + 5) / 254; 7329 elanhw.dpmmy = (dpiy * 10 + 5) / 254; 7330 break; 7331 } 7332 /* FALLTHROUGH */ 7333 case 2: 7334 case 3: 7335 elanhw.dpmmx = elanhw.dpmmy = 32; /* 800 dpi */ 7336 break; 7337 } 7338 7339 if (!elantech_support) 7340 return (FALSE); 7341 7342 if (elantech_init(kbdc, &elanhw)) { 7343 printf("couldn't initialize elantech touchpad\n"); 7344 return (FALSE); 7345 } 7346 7347 /* 7348 * Get the touchpad reporting range. 7349 * On HW v.3 touchpads it should be done after switching hardware 7350 * to real resolution mode (by setting bit 3 of reg10) 7351 */ 7352 elanhw.dptracex = elanhw.dptracey = 64; 7353 for (i = 0; i < nitems(fw_sizes); i++) { 7354 if (elanhw.fwversion == fw_sizes[i][0]) { 7355 elanhw.sizex = fw_sizes[i][1]; 7356 elanhw.sizey = fw_sizes[i][2]; 7357 goto found; 7358 } 7359 } 7360 if (elantech_cmd(kbdc, hwversion, ELANTECH_FW_ID, resp) != 0) { 7361 printf(" Failed to read touchpad size\n"); 7362 elanhw.sizex = 10000; /* Arbitrary high values to */ 7363 elanhw.sizey = 10000; /* prevent clipping in smoother */ 7364 } else if (hwversion == 2) { 7365 if ((elanhw.fwversion >> 16) == 0x14 && (resp[1] & 0x10) && 7366 !elantech_cmd(kbdc, hwversion, ELANTECH_SAMPLE, resp)) { 7367 elanhw.dptracex = resp[1] / 2; 7368 elanhw.dptracey = resp[2] / 2; 7369 } 7370 xtr = ((elanhw.fwversion >> 8) == 0x0208) ? 1 : 2; 7371 elanhw.sizex = (elanhw.ntracesx - xtr) * elanhw.dptracex; 7372 elanhw.sizey = (elanhw.ntracesy - xtr) * elanhw.dptracey; 7373 } else { 7374 elanhw.sizex = (resp[0] & 0x0f) << 8 | resp[1]; 7375 elanhw.sizey = (resp[0] & 0xf0) << 4 | resp[2]; 7376 xtr = (elanhw.sizex % (elanhw.ntracesx - 2) == 0) ? 2 : 1; 7377 elanhw.dptracex = elanhw.sizex / (elanhw.ntracesx - xtr); 7378 elanhw.dptracey = elanhw.sizey / (elanhw.ntracesy - xtr); 7379 } 7380 found: 7381 if (verbose >= 2) { 7382 printf(" Model information:\n"); 7383 printf(" MaxX: %d\n", elanhw.sizex); 7384 printf(" MaxY: %d\n", elanhw.sizey); 7385 printf(" DpmmX: %d\n", elanhw.dpmmx); 7386 printf(" DpmmY: %d\n", elanhw.dpmmy); 7387 printf(" TracesX: %d\n", elanhw.ntracesx); 7388 printf(" TracesY: %d\n", elanhw.ntracesy); 7389 printf(" DptraceX: %d\n", elanhw.dptracex); 7390 printf(" DptraceY: %d\n", elanhw.dptracey); 7391 printf(" SemiMT: %d\n", elanhw.issemimt); 7392 printf(" Clickpad: %d\n", elanhw.isclickpad); 7393 printf(" Trackpoint: %d\n", elanhw.hastrackpoint); 7394 printf(" CRC: %d\n", elanhw.hascrc); 7395 printf(" Pressure: %d\n", elanhw.haspressure); 7396 } 7397 7398 VLOG(3, (LOG_DEBUG, "elantech: END init\n")); 7399 7400 if (arg == PROBE) { 7401 sc->elanhw = elanhw; 7402 sc->hw.buttons = 3; 7403 7404 /* Initialize synaptics movement smoother */ 7405 elantech_init_synaptics(sc); 7406 7407 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 7408 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 7409 } 7410 7411 return (TRUE); 7412 } 7413 7414 /* 7415 * Return true if 'now' is earlier than (start + (secs.usecs)). 7416 * Now may be NULL and the function will fetch the current time from 7417 * getmicrouptime(), or a cached 'now' can be passed in. 7418 * All values should be numbers derived from getmicrouptime(). 7419 */ 7420 static int 7421 timeelapsed(start, secs, usecs, now) 7422 const struct timeval *start, *now; 7423 int secs, usecs; 7424 { 7425 struct timeval snow, tv; 7426 7427 /* if there is no 'now' passed in, the get it as a convience. */ 7428 if (now == NULL) { 7429 getmicrouptime(&snow); 7430 now = &snow; 7431 } 7432 7433 tv.tv_sec = secs; 7434 tv.tv_usec = usecs; 7435 timevaladd(&tv, start); 7436 return (timevalcmp(&tv, now, <)); 7437 } 7438 7439 static int 7440 psmresume(device_t dev) 7441 { 7442 struct psm_softc *sc = device_get_softc(dev); 7443 int unit = device_get_unit(dev); 7444 int err; 7445 7446 VLOG(2, (LOG_NOTICE, "psm%d: system resume hook called.\n", unit)); 7447 7448 if ((sc->config & 7449 (PSM_CONFIG_HOOKRESUME | PSM_CONFIG_INITAFTERSUSPEND)) == 0) 7450 return (0); 7451 7452 err = reinitialize(sc, sc->config & PSM_CONFIG_INITAFTERSUSPEND); 7453 7454 if ((sc->state & PSM_ASLP) && !(sc->state & PSM_VALID)) { 7455 /* 7456 * Release the blocked process; it must be notified that 7457 * the device cannot be accessed anymore. 7458 */ 7459 sc->state &= ~PSM_ASLP; 7460 wakeup(sc); 7461 } 7462 7463 VLOG(2, (LOG_DEBUG, "psm%d: system resume hook exiting.\n", unit)); 7464 7465 return (err); 7466 } 7467 7468 DRIVER_MODULE(psm, atkbdc, psm_driver, psm_devclass, 0, 0); 7469 #ifdef EVDEV_SUPPORT 7470 MODULE_DEPEND(psm, evdev, 1, 1, 1); 7471 #endif 7472 7473 #ifdef DEV_ISA 7474 7475 /* 7476 * This sucks up assignments from PNPBIOS and ACPI. 7477 */ 7478 7479 /* 7480 * When the PS/2 mouse device is reported by ACPI or PnP BIOS, it may 7481 * appear BEFORE the AT keyboard controller. As the PS/2 mouse device 7482 * can be probed and attached only after the AT keyboard controller is 7483 * attached, we shall quietly reserve the IRQ resource for later use. 7484 * If the PS/2 mouse device is reported to us AFTER the keyboard controller, 7485 * copy the IRQ resource to the PS/2 mouse device instance hanging 7486 * under the keyboard controller, then probe and attach it. 7487 */ 7488 7489 static devclass_t psmcpnp_devclass; 7490 7491 static device_probe_t psmcpnp_probe; 7492 static device_attach_t psmcpnp_attach; 7493 7494 static device_method_t psmcpnp_methods[] = { 7495 DEVMETHOD(device_probe, psmcpnp_probe), 7496 DEVMETHOD(device_attach, psmcpnp_attach), 7497 { 0, 0 } 7498 }; 7499 7500 static driver_t psmcpnp_driver = { 7501 PSMCPNP_DRIVER_NAME, 7502 psmcpnp_methods, 7503 sizeof(struct psmcpnp_softc), 7504 }; 7505 7506 static struct isa_pnp_id psmcpnp_ids[] = { 7507 { 0x030fd041, "PS/2 mouse port" }, /* PNP0F03 */ 7508 { 0x0e0fd041, "PS/2 mouse port" }, /* PNP0F0E */ 7509 { 0x120fd041, "PS/2 mouse port" }, /* PNP0F12 */ 7510 { 0x130fd041, "PS/2 mouse port" }, /* PNP0F13 */ 7511 { 0x1303d041, "PS/2 port" }, /* PNP0313, XXX */ 7512 { 0x02002e4f, "Dell PS/2 mouse port" }, /* Lat. X200, Dell */ 7513 { 0x0002a906, "ALPS Glide Point" }, /* ALPS Glide Point */ 7514 { 0x80374d24, "IBM PS/2 mouse port" }, /* IBM3780, ThinkPad */ 7515 { 0x81374d24, "IBM PS/2 mouse port" }, /* IBM3781, ThinkPad */ 7516 { 0x0190d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9001, Vaio */ 7517 { 0x0290d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9002, Vaio */ 7518 { 0x0390d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9003, Vaio */ 7519 { 0x0490d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9004, Vaio */ 7520 { 0 } 7521 }; 7522 7523 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7524 static struct isa_pnp_id topbtpad_ids[] = { 7525 { 0x1700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0017, ThinkPad */ 7526 { 0x1800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0018, ThinkPad */ 7527 { 0x1900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0019, ThinkPad */ 7528 { 0x2300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0023, ThinkPad */ 7529 { 0x2a00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002a, ThinkPad */ 7530 { 0x2b00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002b, ThinkPad */ 7531 { 0x2c00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002c, ThinkPad */ 7532 { 0x2d00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002d, ThinkPad */ 7533 { 0x2e00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002e, ThinkPad */ 7534 { 0x3300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0033, ThinkPad */ 7535 { 0x3400ae30, "Lenovo PS/2 clickpad port" }, /* LEN0034, ThinkPad */ 7536 { 0x3500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0035, ThinkPad */ 7537 { 0x3600ae30, "Lenovo PS/2 clickpad port" }, /* LEN0036, ThinkPad */ 7538 { 0x3700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0037, ThinkPad */ 7539 { 0x3800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0038, ThinkPad */ 7540 { 0x3900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0039, ThinkPad */ 7541 { 0x4100ae30, "Lenovo PS/2 clickpad port" }, /* LEN0041, ThinkPad */ 7542 { 0x4200ae30, "Lenovo PS/2 clickpad port" }, /* LEN0042, ThinkPad */ 7543 { 0x4500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0045, ThinkPad */ 7544 { 0x4700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0047, ThinkPad */ 7545 { 0x4900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0049, ThinkPad */ 7546 { 0x0020ae30, "Lenovo PS/2 clickpad port" }, /* LEN2000, ThinkPad */ 7547 { 0x0120ae30, "Lenovo PS/2 clickpad port" }, /* LEN2001, ThinkPad */ 7548 { 0x0220ae30, "Lenovo PS/2 clickpad port" }, /* LEN2002, ThinkPad */ 7549 { 0x0320ae30, "Lenovo PS/2 clickpad port" }, /* LEN2003, ThinkPad */ 7550 { 0x0420ae30, "Lenovo PS/2 clickpad port" }, /* LEN2004, ThinkPad */ 7551 { 0x0520ae30, "Lenovo PS/2 clickpad port" }, /* LEN2005, ThinkPad */ 7552 { 0x0620ae30, "Lenovo PS/2 clickpad port" }, /* LEN2006, ThinkPad */ 7553 { 0x0720ae30, "Lenovo PS/2 clickpad port" }, /* LEN2007, ThinkPad */ 7554 { 0x0820ae30, "Lenovo PS/2 clickpad port" }, /* LEN2008, ThinkPad */ 7555 { 0x0920ae30, "Lenovo PS/2 clickpad port" }, /* LEN2009, ThinkPad */ 7556 { 0x0a20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200a, ThinkPad */ 7557 { 0x0b20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200b, ThinkPad */ 7558 { 0 } 7559 }; 7560 7561 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7562 static struct isa_pnp_id forcepad_ids[] = { 7563 { 0x0d302e4f, "HP PS/2 forcepad port" }, /* SYN300D, EB 1040 */ 7564 { 0x14302e4f, "HP PS/2 forcepad port" }, /* SYN3014, EB 1040 */ 7565 { 0 } 7566 }; 7567 7568 static int 7569 create_a_copy(device_t atkbdc, device_t me) 7570 { 7571 device_t psm; 7572 u_long irq; 7573 7574 /* find the PS/2 mouse device instance under the keyboard controller */ 7575 psm = device_find_child(atkbdc, PSM_DRIVER_NAME, 7576 device_get_unit(atkbdc)); 7577 if (psm == NULL) 7578 return (ENXIO); 7579 if (device_get_state(psm) != DS_NOTPRESENT) 7580 return (0); 7581 7582 /* move our resource to the found device */ 7583 irq = bus_get_resource_start(me, SYS_RES_IRQ, 0); 7584 bus_delete_resource(me, SYS_RES_IRQ, 0); 7585 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 7586 7587 /* ...then probe and attach it */ 7588 return (device_probe_and_attach(psm)); 7589 } 7590 7591 static int 7592 psmcpnp_probe(device_t dev) 7593 { 7594 struct psmcpnp_softc *sc = device_get_softc(dev); 7595 struct resource *res; 7596 u_long irq; 7597 int rid; 7598 7599 if (ISA_PNP_PROBE(device_get_parent(dev), dev, forcepad_ids) == 0) 7600 sc->type = PSMCPNP_FORCEPAD; 7601 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, topbtpad_ids) == 0) 7602 sc->type = PSMCPNP_TOPBUTTONPAD; 7603 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, psmcpnp_ids) == 0) 7604 sc->type = PSMCPNP_GENERIC; 7605 else 7606 return (ENXIO); 7607 7608 /* 7609 * The PnP BIOS and ACPI are supposed to assign an IRQ (12) 7610 * to the PS/2 mouse device node. But, some buggy PnP BIOS 7611 * declares the PS/2 mouse device node without an IRQ resource! 7612 * If this happens, we shall refer to device hints. 7613 * If we still don't find it there, use a hardcoded value... XXX 7614 */ 7615 rid = 0; 7616 irq = bus_get_resource_start(dev, SYS_RES_IRQ, rid); 7617 if (irq <= 0) { 7618 if (resource_long_value(PSM_DRIVER_NAME, 7619 device_get_unit(dev),"irq", &irq) != 0) 7620 irq = 12; /* XXX */ 7621 device_printf(dev, "irq resource info is missing; " 7622 "assuming irq %ld\n", irq); 7623 bus_set_resource(dev, SYS_RES_IRQ, rid, irq, 1); 7624 } 7625 res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, 0); 7626 bus_release_resource(dev, SYS_RES_IRQ, rid, res); 7627 7628 /* keep quiet */ 7629 if (!bootverbose) 7630 device_quiet(dev); 7631 7632 return ((res == NULL) ? ENXIO : 0); 7633 } 7634 7635 static int 7636 psmcpnp_attach(device_t dev) 7637 { 7638 device_t atkbdc; 7639 7640 /* find the keyboard controller, which may be on acpi* or isa* bus */ 7641 atkbdc = devclass_get_device(devclass_find(ATKBDC_DRIVER_NAME), 7642 device_get_unit(dev)); 7643 if ((atkbdc != NULL) && (device_get_state(atkbdc) == DS_ATTACHED)) 7644 create_a_copy(atkbdc, dev); 7645 7646 return (0); 7647 } 7648 7649 DRIVER_MODULE(psmcpnp, isa, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7650 DRIVER_MODULE(psmcpnp, acpi, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7651 ISA_PNP_INFO(psmcpnp_ids); 7652 #endif /* DEV_ISA */ 7653